1
[ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词]必要的;必需的 Something that is
necessary is needed in order for something else to happen.
[oft it v-link ADJ to-inf]
I kept the engine running because it might be necessary to leave fast...
我没让发动机熄火,因为也许需要迅速离开。
We will do whatever is necessary to stop them...
我们要采取一切必要措施去阻止他们。
Is that really necessary?...
那真有必要吗?
Make the necessary arrangements.
做一下必要的安排。
2
[ADJ 形容词](结果或联系)必然的,势必的 A
necessary consequence or connection must happen or exist, because of the nature of the things or events involved.
Wastage was no doubt a necessary consequence of war...
巨大的损耗无疑是战争的必然结果。
Scientific work is differentiated from art by its necessary connection with the idea of progress.
科学工作与艺术的区别在于它与人类进步有着必然联系。
3
[N-PLURAL 复数名词]基本生活必需;必需品 Necessaries are things, such as food or clothing, that you need to have in order to live.
4
[PHRASE 短语]如果必要的话 If you say that something will happen
if necessary ,
when necessary, or
where necessary, you mean that it will happen if it is necessary, when it is necessary, or where it is necessary.
If necessary, the airship can stay up there for days to keep out of danger...
必要时,飞艇能在那里停留数天以躲避危险。
The army needs men who are willing to fight, when necessary...
军队需要在必要时愿意投入战斗的军人。
All the rigging had been examined, and renewed where necessary.
所有索具都进行了检查,并把该更换的部件全部更换一新。
Usage Note :
Be careful with the spelling of this word.
注意该词的拼写。