can是什么意思

can

英[k?n , k?n] 美[k?n , k?n]

过去式：could;

过去分词：could;

同义词

can的同义词之：
receptacle tin container

同义词解析

以下这两个情态动词均含有"能，可能，可以" 的意思
can和may常被错用，应注意3点：
1.can表示体力或智力方面的能力。may没有这种功能。
2.can和may都可表示请求允许做某事，前者较口语化，最常用；may用于正式文体，多含尊敬之意。
3.can和may都可能表示可能性，前者表理论上的可能性，而后者表示现实的可能性。在这种用法中，can一般不能用来表将来的可能性，多用在否定和疑问句中表现在的可能性，而may既可表现在又可表将来的可能性。
以下这两个名词均有"罐头" 的意思
can：为美国英语，现在英国也用。
in：为英国英语。

词组

a can of worms
a complicated matter likely to prove awkward or embarrassing 复杂难解决的事；棘手的事
in the can
(informal)on tape or film and ready to be broadcast or released (非正式)（磁带）录制好的，（电影）拍摄好的，准备播放（或发行）的

柯林斯高阶英汉双解学习词典释义

MODAL

(表示某事物的特点)能够，可以

You use can when you are mentioning a quality or fact about something which people may make use of if they want to.
例句
Pork is also the most versatile of meats. It can be roasted whole or in pieces... 在肉类中,猪肉的做法也是最多的,可以整块烤来吃,也可以切片烤来吃。 Luckily, iron can be reworked and mistakes don't have to be thrown away... 所幸的是,铁可以再加工,次品、废品不必被扔掉。
MODAL

(表示有能力或机会)能，会，可以

You use can to indicate that someone has the ability or opportunity to do something.
例句
Don't worry yourself about me, I can take care of myself... 你别担心我,我能照顾好自己。 I can't give you details because I don't actually have any details... 我没办法给你提供细节,因为我并不了解任何细节。
MODAL

(用于否定句，表示情况不允许)不能，无法

You use cannot to indicate that someone is not able to do something because circumstances make it impossible for them to do it.
例句
People who can't afford to go to the theatre or concerts can afford to go to football matches... 看不起电影或听不起音乐会的人可以去观看足球赛。 We cannot buy food, clothes and pay for rent and utilities on $20 a week... 一个星期才20美元,不够我们吃穿、付房租及水电等费用的。
MODAL

有可能;有时会

You use can to indicate that something is true sometimes or is true in some circumstances.
例句
...long-term therapy that can last five years or more... 有可能持续5年乃至更长时间的长期治疗。 A vacant lot or a bombsite can, to the amateur naturalist, produce an extraordinary variety of flora and fauna... 对于业余博物学者来说,在一片空地上或被炸后的废墟里可能发现种类繁多的植物群和动物群。
MODAL

(用于否定句，表示确信某事不真实或不会发生)不可能，不会

You use cannot and can't to state that you are certain that something is not the case or will not happen.
例句
From her knowledge of Douglas's habits, she feels sure that the attacker can't have been Douglas... 根据她对道格拉斯习性的了解,她敢断定他不可能是那个袭击者。 Things can't be that bad... 情况不会糟到那个地步。
MODAL

(表示允许)可以

You use can to indicate that someone is allowed to do something. You use cannot or can't to indicate that someone is not allowed to do something.
例句
You must buy the credit life insurance before you can buy the disability insurance... 你必须先购买信用人寿保险,方可购买伤残保险。 No-one can set up a waste disposal company unless they can show that they've got enough money and trained staff to do the job properly... 任何人若想成立废品处理公司,必须证明其拥有足够资金和受训员工以保证工作可以顺利开展。
MODAL

不行;不能;不该

You use cannot or can't when you think it is very important that something should not happen or that someone should not do something.
例句
It is an intolerable situation and it can't be allowed to go on... 这种情况忍无可忍,不能再任其继续下去了。 The Commission can't demand from Sweden more than it demands from its own members. 委员会对瑞典的要求不能比对自己的会员国要求都多。
MODAL

(通常用于疑问句，表示建议或提议帮忙)能

You use can, usually in questions, in order to make suggestions or to offer to do something.
例句
What can I do around here?... 我在这儿能做点儿什么? This old lady was struggling out of the train and I said, 'Oh, can I help you?'... 我看见这位老太太正颤巍巍地下火车,就问:“嗯,我来帮您一把吗?”
MODAL

(用于疑问句时,can 表示礼貌的请求，而 can't 表示强烈请求）

You use can in questions in order to make polite requests. You use can't in questions in order to request strongly that someone does something.
例句
Can I have a look at that?... 我能不能看一眼那个? Can you please help?... 请你帮个忙好吗?
MODAL

(用于有礼貌地打断,或引导要说的话)能,可以

You use can as a polite way of interrupting someone or of introducing what you are going to say next.
例句
Can I interrupt you just for a minute?... 我能不能打断你们一下? But if I can interrupt, Joe, I don't think anybody here is personally blaming you... 对不起,乔,我插一句,可我认为在座的没有谁在埋怨你。
MODAL

(与 imagine, think, believe 等动词连用,用来加强语气)能

You use can with verbs such as 'imagine', 'think', and 'believe' in order to emphasize how you feel about a particular situation.
例句
You can imagine he was terribly upset... 你能想象得出来,他当时心里乱得要命。 You can't think how glad I was to see them all go... 你都想象不到,我看到他们全都走了,心里是多么高兴。
MODAL

(与 how 一起用于疑问句,表示感受强烈)能,能够

You use can in questions with 'how' to indicate that you feel strongly about something.
例句
How can you complain about higher taxes?... 你怎么能抱怨税费的提高呢? How can millions of dollars go astray?... 几百万美元怎么可能不翼而飞呢?

英汉词典释义

aux.
能, 能够
If you won't keep quiet you can get out! 如果你不保持安静, 那就只好请你出去了！ Can you help me? 你能帮我一下吗?
可以
That can't be allowed. 那是绝对不允许的。
可能, 会
It can get quite cold here at night. 夜间这里可能很冷。 You can't be serious! 你不会是认真的吧！
[表示命令]得；必须
If you don't do your homework, you can leave the classroom. 你要是不做作业，就离开教室。
[表示惊讶、不相信等]到底可能；居然会，竟至于；竟能
She can't be more than forty. 她不可能超过四十岁。
vt.
将…装入密封罐中保存
The fish is canned in this factory. 鱼是在这家工厂制成罐头的。
n.
罐, 罐头
This can holds five liters of water. 这个容器可装五升水。 My father opened a real can of worms when he took over the ailing company and tried to get it doing business. 当我父亲接管一家处境困难的公司并试图重振业务时, 他确实碰到了棘手的问题。
(用金属或塑料制作的)容器，罐，桶
(马口铁或其他金属制作的)食品罐头，听头

英英词典释义

Noun
1. airtight sealed metal container for food or drink or paint etc.
2. the quantity contained in a can
3. a buoy with a round bottom and conical top
4. the fleshy part of the human body that you sit on;
"he deserves a good kick in the butt""are you going to sit on your fanny and do nothing?"
5. a plumbing fixture for defecation and urination
6. a room equipped with toilet facilities
Verb
1. preserve in a can or tin;
"tinned foods are not very tasty"
2. terminate the employment of;
"The boss fired his secretary today""The company terminated 25% of its workers"

行业词典

计算机：外壳，外皮;= cancel,【ASCII】作废符，取消符；