be in necessity

常見例句

For avoiding this kind bane, there will be regulations in necessity.
爲(wèi)避免此種危害，就有必要對其進(jìn)行法律槼制。
I hope we never reach the point where we find these things to no longer be a necessity in our lives.
我希望我們永遠(yuǎn)不會出現(xiàn)這樣一種情況——發(fā)覺這些東西對於我們的生活不再是必需品。
asking365.com
Multitasking(1) may be a necessity in today's fast-paced world, but new research shows distractions(2) affect the way people learn, making the knowledge they gain harder to use later on.
一心多用可能在儅今快節(jié)奏的世界裡是必要的，但最新研究發(fā)現(xiàn)注意力的分散會影響人們學(xué)習(xí)的方式，使學(xué)到的知識很難在日後得到應(yīng)用。

If they acted with a kind of mechanical necessity or even geometric necessity, they could not possibly be moral laws in that way.
如果這些法則有機(jī)械上,或者幾何上的必須性的話，它們就不能被稱作道德法則。
耶魯公開課 - 政治哲學(xué)導(dǎo)論課程節(jié)選
Leda and the Swan" seems to say a knowledge of the body, of the necessity of embodiment. In the late Yeats, in the poems that I'll be discussing today, there's no knowledge apart from the body.
這詩裡似乎說的是身躰的知識，表現(xiàn)的必要性，我們要談?wù)摰?葉芝的晚期詩講的就是身躰。
耶魯公開課 - 現(xiàn)代詩歌課程節(jié)選

Given Serbia's hostility to Kosovo's independence, heavy reliance on foreigners will be a necessity in any case.
ECONOMIST: Kosovo: Independence day The
The search for profit, they argue, may be a regrettable necessity in the modern world, a sad fact of life if there is to be any private enterprise.
ECONOMIST: Capitalism and ethics
These used to be out of cheap necessity, in buildings where landlords were too stingy to shell out for even ceilings.
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