necessary

美 ['nesə.seri]

英 ['nesəs(ə)ri]

复数：necessaries

搭配

adj.+n.

necessary information,necessary equipment,necessary work,necessary resource,necessary reform

necessary

显示所有例句

adj.

1.	~ (for sb/sth) (to do sth) 必需的；必要的that is needed for a purpose or a reason

	It may be necessary to buy a new one. 也许有必要买个新的了。
	It doesn't seem necessary for us to meet. 我们似乎没必要见面。
	Only use your car when absolutely necessary. 非用不可的时候才用你的汽车。
	If necessary , you can contact me at home. 我在家时你也可以和我联系。
	I'll make the necessary arrangements. 我会做一些必要的安排。

2.	[obn] 必然的；无法避免的that must exist or happen and cannot be avoided

This is a necessary consequence of progress.

这是发展的必然后果。