1

在…下面；在…下方；在…底下

If a person or thing is under something, they are at a lower level than that thing, and may be covered or hidden by it.

1. They found a labyrinth of tunnels under the ground.

   他们发现了一处迷宫似的地道。

2. ...swimming in the pool or lying under an umbrella...

   在泳池里游泳或躺在阳伞底下

3. Under a wide shelf that holds coffee jars stands a pile of magazines...

   放咖啡罐的一个宽架子下方有一摞杂志。

4. She buried her head under the covers, pretending to be asleep...

   她把头埋到被子底下，假装睡着了。

5. A path runs under the trees.

   树下有一条小径。

2

在（水面）之下；在（水）里

In a place such as a sea, river, or swimming pool, if someone or something is under the water, they are fully in the water and covered by it.

1. They said he'd been held under the water and drowned...

   他们说他被按到水里淹死了。

2. Goldfish were swimming lazily in a group just under the surface.

   金鱼聚在一起贴着水面懒洋洋地游着。

3

经由…的底下

If you go under something, you move from one side to the other of something that is at a higher level than you.

1. He went under a brick arch...

   他穿过一个砖砌的拱门。

2. A river boat passed under the bridge.

   一条内河船从桥下经过。

4

在（尤指一层衣服）的里面（或底下)

Something that is under a layer of something, especially clothing, is covered by that layer.

1. I was wearing two sweaters under the green army jacket...

   我在绿军装里套了两件毛线衫。

2. He had no shirt on under his thin jumper...

   他在薄套头衫里面没有穿衬衣。

3. It was hard to see the colours under the layer of dust.

   蒙了一层灰尘后颜色就很难看清了。

5

受…影响；经历

You can use under before a noun to indicate that a person or thing is being affected by something or is going through a particular process.

1. ...fishermen whose livelihoods are under threat...

   生计受到威胁的渔夫

2. I'm rarely under pressure and my co-workers are always nice to me...

   我很少感受到压力，同事们一直对我很好。

3. Firemen said they had the blaze under control...

   消防队员说他们已经控制住了火势。

4. The cause of the crash was under investigation...

   事故原因正在调查中。

5. He was rushed to court yesterday under armed guard.

   昨天他被急匆匆地武装押解到了法庭。

6

在（…情况或条件）下

If something happens under particular circumstances or conditions, it happens when those circumstances or conditions exist.

1. His best friend was killed by police under extremely questionable circumstances...

   他最好的朋友在极其可疑的情况下被警察打死了。

2. Under normal conditions, only about 20 to 40 per cent of vitamin E is absorbed...

   正常情况下，仅有20%到40%的维生素E会被吸收。

3. Most doctors and nurses live under stressful conditions.

   大多数医生和护士都承受着很大的压力。

7

根据，按照，依照（法律、协定、制度等）

If something happens under a law, agreement, or system, it happens because that law, agreement, or system says that it should happen.

1. Under law, your employer has the right to hire a temporary worker to replace you...

   根据法律规定，你的雇主有权雇用一名临时工来代替你。

2. We believe an offence was committed under EU regulations...

   我们认为根据欧盟有关规定已经构成了犯罪。

3. Under the Constitution, you cannot be tried twice for the same crime.

   依据《宪法》规定，不能一罪两判。

8

在（…领导）下；在（…当政）期间；在（…统治）之下

If something happens under a particular person or government, it happens when that person or government is in power.

1. There would be no new taxes under his leadership.

   在他主政期间不会增加新税种。

2. ...the realities of life under a brutal dictatorship...

   残暴的独裁统治下的生活现实

3. The North has been under Communist rule since 1954.

   北方自1954年起就一直处于共产党的统治之下。

9

在…指导下(学习)；在…手下(工作)

If you study or work under a particular person, that person teaches you or tells you what to do.

1. Kiefer was just one of the artists who had studied under Beuys in the early Sixties...

   基弗只是60年代早期师从博伊斯的艺术家之一。

2. General Lewis Hyde had served under General 'Billy' Mitchell...

   刘易斯·海德将军曾是“比利”·米切尔将军的部下。

3. I am the new manager and you will be working under me.

   我是新任的经理，你们将在我手下工作。

10

用（…之名）；以（…的名义）；假借（…之名）

If you do something under a particular name, you use that name instead of your real name.

1. Were any of your books published under the name Amanda Fairchild?...

   你们所出版的书里有署名为阿曼达·费尔柴尔德的吗？

2. The patient was registered under a false name.

   那位患者挂号时用了假名。

11

在…之下；在…部分里

You use under to say which section of a list, book, or system something is in.

1. This study is described under 'General Diseases of the Eye'...

   “普通眼科疾病”这一部分里对该项研究作了描述。

2. ...a parental rights order under section 4 of the Family Law Reform Act...

   《家庭法改革法案》第4款中有关父母权利的规定

3. Where would it be?' — 'Filed under C, second drawer down.'

   “它会在哪儿？”——“归放在C字母下，往下数第二个抽屉。”

12

（年龄或数量）不足，低于，在…以下

If something or someone is under a particular age or amount, they are less than that age or amount.

1. ...jobs for those under 65...

   适合65岁以下人群从事的工作

2. Nearly half of mothers with children under five have a job...

   孩子不满5岁的妈妈中近一半有工作。

3. Expenditure this year should be just under 15 billion pounds.

   今年的支出应正好低于150亿英镑。

1

在（或到、通过）…下面

in, to or through a position that is below sth

2

你看了床底下没有？

Have you looked under the bed?

3

她把梯子立在窗户下面。

She placed the ladder under (= just lower than) the window.

4

狗从门底下钻出去，跑到大路上去了。

The dog squeezed under the gate and ran into the road.

5

在…表面下；由…覆盖着

below the surface of sth; covered by sth

6

那条船沉在水下好几英尺处。

The boat lay under several feet of water.

7

少于；小于；不足；比…年轻

less than; younger than

8

不到1万英镑的年收入

an annual income of under 10 000

9

这事花了我们不到一小时。

It took us under an hour.

10

未满18岁者不得买酒。

Nobody under 18 is allowed to buy alcohol.

11

由…控制（或管理、经营）

used to say who or what controls, governs or manages sb/sth

12

这个国家目前在戒严中。

The country is now under martial law.

13

英国币制在伊丽莎白一世时代作了改革。

The coinage was reformed under Elizabeth I (= when she was queen) .

14

她手下有19个职员工作。

She has a staff of 19 working under her.

15

在新指挥的领导下，这个乐团建立了国际声誉。

Under its new conductor, the orchestra has established an international reputation.

16

根据，按照（协议、法律或制度）

according to an agreement, a law or a system

17

根据《防止恐怖法》，六个嫌疑人被拘押。

Six suspects are being held under the Prevention of Terrorism Act.

18

按租约条款的规定，你无权转租这房产。

Under the terms of the lease you had no right to sublet the property.

19

这台电视机还在保修期内吗？

Is the television still under guarantee?

20

在…过程中

experiencing a particular process

21

旅馆还在兴建中。

The hotel is still under construction.

22

此事正在调查中。

The matter is under investigation.

23

由…造成；受…影响

affected by sth

24

墙壁因承受不了重压而坍塌了。

The wall collapsed under the strain.

25

我最近感到压力很大。

I've been feeling under stress lately.

26

对于这项工作的辛苦，我从不存错误的幻想。

I'm under no illusions about what hard work this will be.

27

你将被麻醉，所以什么也感觉不到。

You'll be under anaesthetic, so you won't feel a thing.

28

用，以（某一名字）

using a particular name

29

她也用芭芭拉瓦因的化名从事写作。

She also writes under the pseudonym of Barbara Vine.

30

在…项下；在（书等中的）某部分

found in a particular part of a book, list, etc.

31

如果在“体育运动”项下查不到，就试试“游戏”项吧。

If it's not under ‘sports’, try looking under ‘games’.

32

在下面

below sth

33

他揭开被子钻到里面。

He pulled up the covers and crawled under.

34

在水下

below the surface of water

35

她深吸了一口气，然后潜水一分多钟。

She took a deep breath and stayed under for more than a minute.

36

小船正迅速下沉。

The boat was going under fast.

37

少于；小于；较年轻

less; younger

38

十元及以下的价格

prices of ten dollars and under

39

12岁及以下的儿童

children aged 12 and under

40

在昏迷中；陷入昏迷状态

in or into an unconscious state

41

他觉得自己将要昏厥。

He felt himself going under.

42

较低的；下面的

lower; underneath

43

下面的一层

the under layer

44

叶子的背面

the under surface of a leaf

1

located below or beneath something else

例子:

1. nether garments
2. the under parts of a machine

近义词: nether

2

further down

例子:

1. see under for further discussion

近义词: below

3

down below

例子:

1. get under quickly!

4

below the horizon

例子:

1. the sun went under

5

below some quantity or limit

例子:

1. fifty dollars or under

6

in or into a state of subordination or subjugation

例子:

1. we must keep our disappointment under

7

down to defeat, death, or ruin

例子:

1. their competitors went under

8

into unconsciousness

例子:

1. this will put the patient under

9

through a range downward

例子:

1. children six and under will be admitted free