英文单词when的用法是十分重要的，我们应该要知道它实际的汉语意思。快来看看小编为你准备了英语单词when详细的汉语意思，欢迎大家阅读!
when的汉语意思
英 [wen] 美 [wɛn]
副词 当时; 什么时候; (用于时间的表达方式之后)在那时; 其时
连词 如果; 在…时; 既然
代词 什么时候; 那时
名词 时间，时候; 日期; 场合
例句
1. We have only three books when we need five.
虽然我们需要五本书，却只有三本。
2. We'll start when the team leader comes.
队长一来，我们就出发。
when的单语例句
1. He was only a bag of bones when he first went to the centre.
2. While Li said he had not had contact with Wu in the past, police discovered they had done business together when Wu operated a television media company.
3. But when it involves political tricks, business will come to an end soon.
4. But the truth is that business thrives on integrity, and the end justifies the means only when both are justified.
5. When afternoon comes, she changes into her business suit and becomes a marketing specialist at an English magazine.
6. One man said he was riding a bicycle across a bridge over the Metro tracks when the sound of the collision got his attention.
7. When more people benefit from the business, it will bite deep into the ethics of academics.
8. When Li renewed the mine's license in 2000, he changed the business into a private firm of his own.
9. Bravo first started the acrylic paintings on tortillas when he was in college and couldn't afford canvases.
when的词典解释
1. (用于疑问句)什么时候，何时
You use when to ask questions about the time at which things happen.
e.g. When are you going home?...
你什么时候回家?
e.g. When did you get married?...
你什么时候结的婚?
2. (表示两事同时发生)在…时，当…时
If something happens when something else is happening, the two things are happening at the same time.
e.g. When eating a whole cooked fish, you should never turn it over to get at the flesh on the other side...
吃一整条鱼时，切忌把它翻过来去吃另一面的肉。
e.g. Mustard is grown in the field when weeds are there, rather than when the growing crops are there.
芥菜要在地里长杂草而不是长庄稼时种植。
3. (引导从句，表示某事发生于另一活动、事件或情形期间)在…的过程中
You use when to introduce a clause in which you mention something which happens at some point during an activity, event, or situation.
e.g. When I met the Gills, I had been gardening for nearly ten years.
遇到吉尔一家时我已经做了近10年的园艺工作。
4. (引导从句，说明主句动作已经发生或将要发生时的情况)其时
You use when to introduce a clause where you mention the circumstances under which the event in the main clause happened or will happen.
e.g. When he brought Imelda her drink she gave him a genuine, sweet smile of thanks...
当他把饮料拿给艾梅尔达时，她真诚而甜美地向他微笑以示感谢。
e.g. I'll start to think about it when I have to write my report.
我要写报告时会对此予以考虑的。
5. (尤用于动词和形容词后引导从句，表示某事发生的时间)什么时候,何时
You use when after certain words, especially verbs and adjectives, to introduce a clause where you mention the time at which something happens.
e.g. I asked him when he'd be back to pick me up...
我问他什么时候回来接我。
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