group by是什么意思_百度知道
group by是什么意思
SQLgroup by说组具体用呢举例
组语句比绩表（Student）：（姓名课程名绩）name course
80 SQL语句：select sum(score) from Student group by course则别各课程求总Java:98+89C#:98+62C++:80SQL语句：select sum(score) from Student group by name则按进行组：张三：90+98李四：89+62+80
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出门在外也不愁by是什么意思_百度知道
by是什么意思
我经常看到别人留言或留言都有个 by 某某某 什么意思啊？
提问者采纳
这里的BY是来自的意思 ，实际上是英语中主动语态变被动语态时，用来引导主动语态之中的主语的，例如：I wrote a letter last night .（主动语态）the letter was written by me last night （被动语态）。
提问者评价
你会有福报的..不过还是有点不懂
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出门在外也不愁您要查找的是不是：
抓住把手，把打字机箱子拿起来。
由于不到庭而败诉
抓住把手，把打字机箱子拿起来。
通过巧妙的控制陪审团情绪，她成功地赢下了这个案子
他可以把他的立场向选民报告。
逾期之申请将视乎个别情况考虑。
插入测量头是通过联管螺母固定在外壳上。
不同的案例会有所不同，但病人都感到不少的牵引感。
当然，我地会由联赛委员会作判断。
这188名原告正在对他们被低阶法庭驳回的案子进行上诉。
大学的司法委员会根据事实基础决定对事情的惩罚。
银行在抢劫案发生之前曾被匪徒彻底勘查过。
需要保持低调的地方多得很：在迪堡大学，他的本科综合考试不及格；
没必要牵涉那么多人使案情复杂化。
寻查过去的证据有利于破案。
怎么利用等价类划分方法来减少测试用例的数量?
宝钢试制成功P110石油套管
有二个巩固的案件由前POWS 和平民被拘留者。
他正在忍受着愈合缓慢的伤口由于粘连引发的疼痛。
如果不是以上词条，让海词编辑来提供解释
的海词问答和网友补充：
相关词典网站：高频词，一定要记住哦！
在…旁边；
表示方式；
表示保留或保存时用；
大家都在背：
1. Doctors are complaining about being barraged by drug-company salesmen.
医生们抱怨他们疲于应付医药公司的销售人员。
来自柯林斯例句
2. He was hand-picked for this job by the Admiral.
他是由海军上将精心挑选出来担任这项工作的。
来自柯林斯例句
3. Barry had his nose put out of joint by Lucy's aloof sophistication.
露西的冷淡与世故使得巴里十分不快。
来自柯林斯例句
4. Nora was deflowered by a man who worked in a soda-water factory.
在汽水厂工作的一个男子夺去了诺拉的童贞。
来自柯林斯例句
5. You can improve your chances of profit by sensible planning.
你可以通过合理计划来提高盈利的机会。
来自柯林斯例句
1. 不久；最终
by the by (或 bye)
1. 顺便提一句；插上一句
where's Hector, by the by?.
顺便问一句，赫克托在哪？。
by and large
1. 总的说来；大体上
mammals have, by and large, bigger brains than reptiles.
总的说来，哺乳动物的脑比爬行动物大。
by oneself
living in Farley Court by himself.
他独自住在法利大楼。
the patient often learns to undress by himself.
病人常要学习自己脱衣服。
1. “在...旁边,靠近”释义下的同义词
其他释义下的同义词
In addition to the uses shown below, by is used in phrasal verbs such as ‘abide by’, ‘put by’, and ‘stand by’.除下列用法，by还可用于abide by, put by和 stand by等短语动词中。
The preposition is pronounced /ba?/. The adverb is pronounced /'ba?/. 用作介词时读作/ba?/，用作副词时在句中重读。
由；被 If something is done by a person or thing, that person or thing does it.&
The feast was served by his mother and sisters...
这顿美餐是他母亲和他的姐妹们准备的。
I was amazed by their discourtesy and lack of professionalism...
他们的无礼和不专业让我震惊。
The town has been under attack by rebel groups for a week now.
一周来，该镇一直受到叛军的袭击。
（图书、音乐、绘画等）由…（创作），出自 If you say that something such as a book, a piece of music, or a painting is by a particular person, you mean that this person wrote it or created it.&
...a painting by Van Gogh...
一幅凡·高的画
'Jacob's Ladder', the newest film by Adrian Lyne, is a post-Vietnam horror story.
阿德里安·莱恩的最新电影《雅各的天梯》讲的是一个发生在越战后的恐怖故事。
Usage Note
When you are talking about the author of a book or play, the composer of a piece of music, or the painter of a painting, you say that the piece of work is by that person or is written or painted by him or her. ...three books by Michael Moorcock. ...a collection of piano pieces by Mozart. When you are talking about the person who has written you a letter or sent a message to you, you say that the letter or message is from that person. He received a message from Vito Corleone.
谈论一本书、一部戏、一首乐曲或一幅画的创作者时，用by表示：three books by Michael Moorcock（迈克尔·穆尔科克写的3本书），a collection of piano pieces by Mozart（莫扎特钢琴曲集）。谈论信件或信息的发出者时，用from表示：He received a message from Vito Corleone（他收到维托·科莱奥内捎来的信息）。
靠；用；凭 If you do something by a particular means, you do it using that thing.&
We'll be travelling by car.
我们将开车旅行。
...dinners by candlelight.
通过，凭借（做某事） If you achieve one thing by doing another thing, your action enables you to achieve the first thing.&
【搭配模式】：PREP -ing
Make the sauce by boiling the cream and stock together in a pan...
把奶油和高汤一起放在平底锅里熬煮来制作调味料。
The all-female yacht crew made history by becoming the first to sail round the world...
这艘游艇的船员为清一色的女性，她们进行了首次环球航行，创造了历史。
By using the air ambulance to transport patients between hospitals, they can save up to ?15,000 per patient.
使用空中救护车在医院间运送病人，他们为每个病人节省的费用可达15,000英镑。
（用于短语中）由于，出于（偶然或意外） You use by in phrases such as 'by chance' or 'by accident' to indicate whether or not an event was planned.&
I met him by chance out walking yesterday...
我昨天外出散步时碰巧遇见了他。
He opened Ingrid's letter by mistake...
他不小心拆了英格丽德的信。
Whether by design or accident his timing was perfect.
不管是计划好的还是巧合，他对时机的把握堪称完美。
就（本性、职业或出身）而言 If someone is a particular type of person by nature, by profession, or by birth, they are that type of person because of their nature, their profession, or the family they were born into.&
【搭配模式】：adj/n PREP n
I am certainly lucky to have a kind wife who is loving by nature...
拥有一个天性仁爱的贤妻，我当然很幸运。
She's a nurse by profession and now runs a counselling service for women...
她的职业是护士，现在开办了一个妇女咨询中心。
Her parents were in fact American by birth.
她的父母在血统上其实是美国人。
根据，按照（法律或某种标准） If something must be done by law, it happens according to the law. If something is the case by particular standards, it is the case according to the standards.&
Pharmacists are required by law to give the medicine prescribed by the doctor.
法律规定药剂师必须按照医生开的处方配药。
...evening wear that was discreet by his standards.
以他的标准来看相当朴素的晚礼服
说（某词语或某一番话） If you say what someone means by a particular word or expression, you are saying what they intend the word or expression to refer to.&
Stella knew what he meant by 'start again'...
斯特拉知道他说“重来”是什么意思。
'You're unbelievably lucky.' — 'What do you mean by that?'
“你真是太幸运了。”——“你这话是什么意思？”
（用于表示抓住身体某部位或握住物体某部分） If you hold someone or something by a particular part of them, you hold that part.&
He caught her by the shoulder and turned her around...
他抓住她的肩膀把她的身子转了过来。
She was led by the arm to a small room at the far end of the corridor...
她被拉着胳膊带到走廊另一头的一个小房间里。
He picked up the photocopy by one corner and put it in his wallet.
他拈着影印件的一角把它拿起来，放进了自己的钱包。
在…旁边；接近 Someone or something that is by something else is beside it and close to it.&
【搭配模式】：ADV after v
Judith was sitting in a rocking-chair by the window...
朱迪丝正坐在窗户边的一张摇椅里。
Felicity Maxwell stood by the bar and ordered a glass of wine...
费利西蒂·马克斯韦尔站在吧台旁，要了一杯红酒。
Emma was by the door.
艾玛站在门旁。
By is also an adverb.
Large numbers of security police stood by.
大批秘密警察站在一旁。
经过；经由 If a person or vehicle goes by you, they move past you without stopping.&
【搭配模式】：v PREP n
A few cars passed close by me...
几辆车贴着我开过去。
He kept walking and passed by me on his side of the street.
他一直在街对面走着，并与街这边的我交错而过。
By is also an adverb.
The bomb went off as a police patrol went by.
当一队巡警经过时，炸弹爆炸了。
在（某处停留） If you stop by a place, you visit it for a short time.&
We had made arrangements to stop by her house in Pacific Grove...
我们已安排好去造访她位于帕西菲克格罗夫的家。
Daddy called and asked me to drop by his office.
爸爸打来电话让我去他办公室一趟。
By is also an adverb.
I'll stop by after dinner and we'll
have that talk.
饭后我会过去坐一会儿，到时我们再谈。
在…时候；到…之前；不迟于 If something happens by a particular time, it happens at or before that time.&
By eight o'clock he had arrived at my hotel...
到8点时，他已经到达我住的宾馆了。
We all knew by then that the affair was practically over.
到那时，我们都知道事情实际上已经结束了。
在（白天或夜晚） If you do something by day, you do it during the day. If you do it by night, you do it during the night.&
By day a woman could safely walk the streets, but at night the pavements became dangerous...
白天的时候，妇女可以安全地在街上行走，而到了夜晚人行道上会变得很危险。
She had no wish to hurry alone through the streets of London by night.
她可不想独自在夜晚匆匆走过伦敦的街道。
（乘或除）以 In arithmetic, you use by before the second number in a multiplication or division sum.&
【搭配模式】：PREP num
...an apparent annual rate of 22.8 per cent (1.9 multiplied by 12)...
22.8%的名义年率（1.9乘以12）
230cm divided by 22cm is 10.45cm.
230厘米除以22厘米等于10.45厘米。
乘（表示长乘宽得出的居室等的面积） You use by to talk about measurements of area. For example, if a room is twenty feet by fourteen feet, it measures twenty feet in one direction and fourteen feet in the other direction.&
【搭配模式】：PREP num
Three prisoners were sharing one small cell 3 metres by 2 metres.
3个囚犯关在一个3米长2米宽的小牢房里。
（表示增减的幅度） If something increases or decreases by a particular amount, that amount is gained or lost.&
【搭配模式】：PREP amount
Violent crime has increased by 10 percent since last year...
暴力犯罪自去年以来增加了10%。
Their pay has been cut by one-third.
他们薪水降低了1/3。
以…计；按…计 Things that are made or sold by the million or by the dozen are made or sold in those quantities.&
【搭配模式】：PREP the n
Parcels arrived by the dozen from America...
包裹成打地从美国运来。
Liberty fabrics, both for furnishing and for dressmaking, are sold by the metre.
利伯蒂布按米出售，既可用作装饰又可作衣料。
（表示事物的逐渐变化） You use by in expressions such as 'minute by minute' and 'drop by drop' to talk about things that happen gradually, not all at once.&
【搭配模式】：n PREP n
His father began to lose his memory bit by bit, becoming increasingly forgetful.
他的父亲开始一点点地失去记忆，变得越来越健忘。
独自；单独 If you are by yourself, you are alone.&
【搭配模式】：PHR after v
...a dark-haired man sitting by himself in a corner.
一个独自坐在角落里的黑发男人
独立（完成某事） If you do something by yourself, you succeed in doing it without anyone helping you.&
【搭配模式】：PHR after v
I didn't know if I could raise a child by myself.
我不知道自己是否能够独自养大一个孩子。
1. (表示位置)在…近旁; 在身边; 靠近
On a cold evening it is pleasant to sit by the fire.
在寒冷的夜晚坐在炉火旁边很舒服。
2. (表示时间)不迟于; 在…时候
Be here by four o'clock.
四点钟之前到这儿。
She should be back by now.
她现在应该回来了。
3. (表示方向)从…中经过
They came in by the back door.
他们是由后门进来的。
4. (表示方式)搭乘, 通过; 抓住…; 靠, 采取; 就…而论; 以…称呼方式; 以…的名义; 凭着
Are you to go there by bike or by bus?
你骑车还是坐车去?
You can order tickets by telephone.
你可以用电话订票。
He seized her by the arm.
他抓住她的手臂。
Man does not live by bread alone.
人不能单靠面包生存。
They decided to raise the money by subscription.
他们决定采取募捐的办法来筹集这笔款项。
By temperament he was an artist.
从气质上看, 他是一位画家。
They always addressed each other by their Christian name.
他们总是以教名互相称呼。
By God he's done it!
老天为证, 他确实做了此事。
I did it all by myself!
我完全是靠自己做此事的。
5. (表示原因)随…而来, 由于（置于不带 the 的名词前，表示原因）
The meeting will be held in the school hall, by permission of the headmaster.
由于有校长的准许, 会议将在学校大厅举行。
6. (表示方位)偏于
The steamer will go west by north.
这艘轮船将向西偏北方向航行。
7. (表示环境)借着…光亮
They were playing cards by electric light.
他们正借着灯光打牌。
8. (表示关涉)经过
I go by the house every day.
我每天都要从这栋房子经过。
9. (表示程度, 数量)以…之差
We lost the match by one goal.
我们以一分之差输了比赛。
10. （常置于表被动的动词后，表示使为者）
11. 在…期间；处于某种状况
12. 从…看；依；按照
13. （与 the 连用，表示时间或量度单位）
14. （表示速率）
15. （补充有关出生地、职业等的信息）
16. （起誓时用）以…的名义
17. （表示触及或抓住的人或物的部份）
18. （用于乘除运算）
19. （表示尺寸时用）
He stole the money when no one was by.
他趁旁边无人时把钱偷走了。
2. 经过, 走过
He hurried by without speaking to me.
他匆匆经过, 没有跟我说话。
Excuse me, I can't get by.
抱歉, 请让我过去。
3. 保留（表示保留或保存时用）
I always keep a bottle of wine by in case friends call round.
我平时总存放一瓶酒以备朋友来时喝。
4. 短暂拜访
1. so as t
"every hour a train goes past"
"started setting aside money to buy a car"
"put something by for her old age"
"has a nestegg tucked away for a rainy day"
1.副产品回收
2.by-product recovery
1.旁路挡板
2.by-pass damper
3.旁路开关
4.by-pass switch
6.by-pass arm
7.旁路母线
8.by-pass bus
10.by-pass valve
11.旁路调节
12.by-pass governing
by的全称：
未分类的(1)
buy stop limit
限价停损买单
...Harvard International plc （"Harvard"）哈佛国际plc（“哈佛”）by通过Geeya Technology （HongKong） Limited （"Bidco"）Geeya.
- 基于12404个网页
从A到Y开头的英语单词大全_百度文库 ... buy—bought 买 by 经…；乘… C can’t = can not cat 猫.
- 基于3262个网页
七年级英语单词表 ... key ring 钥匙链 by 由;被 fashion 时尚;潮流.
- 基于1257个网页
七年级英语单词表 ... key ring 钥匙链 by 由;被 fashion 时尚;潮流.
- 基于1168个网页
遗忘星球_360百科 ... 编剧 Writer： 制作人 Produced by： 杰西·伯格 Jesse Berger ....executive producer.
- 基于29230个网页
大学英语四级常用词组 ... never mind 不要紧，没关系 by mistake 错误地 mistake for 把…错认为.
- 基于10186个网页
预备英语笔记(上) ... 2. live far away from school 住得离学校很远 3. by ferry 乘渡船 4. by underground 乘地铁.
- 基于13628个网页
大学英语四级常用词组 ... be absorbed in 专心致力于… by accident 偶然 in accordance with 与…一致；按照，根据.
- 基于18171个网页
by the book
1. 按正规步骤(如按规定、法律、合同等)
He said there would be no more cor-ner cutting. we'd do everything strictly by the book.
他说今后不能再抄近就简，一切务必严格照章办理。
俚语类型：
blow by blow
adj &adv .
1. 极为详细地(的)
I'll tell you what happened blow by blow.
我会把所发生的事一五一十告诉你。
The book gave a blow by blow account of the historical event.
那本书对于那次历史亊件作了很详细的叙述。
俚语类型：
加拿大俚语
新西兰俚语
澳大利亚俚语
爱尔兰俚语
苏格兰俚语
not by a long shot
1. 远不，断然不，根本不，一点儿也不
They couldn't solve the problem by a long shot.
他们根本不可能解决这个问题。
A: Have any cash? B: Not by a long shot.
甲:有现钱吗？乙:一点儿也没有。
俚语类型：
加拿大俚语
新西兰俚语
澳大利亚俚语
爱尔兰俚语
苏格兰俚语
all hair by the nose
adj &adv .
1. 狂怒，大发脾气
What's he looking so all hair by the nose about?
他为什么这样怒气冲天？
俚语类型：
加拿大俚语
新西兰俚语
澳大利亚俚语
爱尔兰俚语
苏格兰俚语
游戏用语 某些游戏中，BY=变异。与普通宝宝不同的变异宝宝 网络用语 BY就是作者、制作者、原著、出自于某某的意思 基本介绍 by（标注作者） KK: [bai] DJ: [bai] prep. 通常用在被动语态 基本解释 1. 被，由 The homework was assigned by the teacher. 这些家庭作业是由老师布置的。 2. 靠，用，通过 They crossed the river by ferry. 他们乘船渡过了河。 3. 经由；沿 Ellen flew to Chicago by way of Minneapolis. 艾伦经由明
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come by是什么意思
中文翻译英英解释参观,访问,拜访从旁边走过, 得到从旁走过, 得到，取得,经过从旁走过；得到走过，经过:&&&&vi. ( come) 1.来，过来；去，上， ...:&&&&短语和例子 swear by all that is s ...
例句与用法1.Then come by all means if you like .那么，只要你喜欢去，当然可以去。2.Some came by land and some by water .一些人由旱路来，一些人从水路来。3.Warm professionals were not easy to come by .热心的内行是不容易碰上的。4.I hope that money was honestly come by .我希望那笔钱来得正当。5.How did you come by that scratch on your cheek ?你脸上的抓伤是怎么来的？6.She came by my house for a few minutes .她到我家坐了几分钟。7.We came by the fields , not by the roads .我们由田间而来，不是由大路而来。8.How did you come by this defiance ?你怎么拿到这份宣战书的？9.Next time you 're over this way , please come by .下次路过这里，请来坐一坐。10.This medicinal herb is hard to come by .这种草药很难得。&&更多例句：&&1&&&&&&&&
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