why
/waɪ/
adv. / conj.
标准词条
CET-4
一句话记住
为什么;为何;……的原因
释义与例句
adv.
为什么;为何
for what reason, used in direct or indirect questions
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Why did the council close this footpath to pedestrians?
市政委员会为什么封闭这条人行道,不让行人通行?
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Can you explain why the results differ from last month's?
你能解释为什么这次结果与上月的不同吗?
展开其余 1 条例句
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I never understood why she chose to work abroad.
我一直不明白她为什么选择去国外工作。
conj.
……的原因
used after reason or a similar word to introduce an explanation
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That is why we need to check the figures again.
那就是我们需要再次核对这些数字的原因。
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The reason why the flight was delayed has not been announced.
航班延误的原因尚未公布。
展开其余 1 条例句
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There are several reasons why this simple method works so well.
这种简单方法效果如此好有几个原因。
词源与构词
记忆钩子
why 询问原因,回答常用 because;That is why... 意为“那就是……的原因”,而 That is because... 后接具体原因,结构不可混淆。
词族与关联词
易混词(形近或义近,注意区别)
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how come 为什么;怎么会why 与 how come 都可询问原因,但 how come 更口语化,且其后用陈述语序:How come you are late;直接疑问句中的 why 通常需要倒装:Why are you late。How come you are home so early today? 你今天怎么这么早回家?
常见搭配
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why not 为什么不;好啊If the weather stays clear, why not eat lunch outside? 如果天气持续晴朗,为什么不到外面吃午饭呢?
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the reason why ……的原因Cost is the main reason why many customers delay replacing old appliances. 成本是许多顾客推迟更换旧电器的主要原因。
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why bother 何必费心;何必麻烦Why bother printing the directions when you can save them on your phone? 既然能把路线说明保存在手机上,何必费心打印出来呢?