necessary to weigh 要衡量 ; 必须权衡 ; 要权衡
be necessary to do sth 有必要做某事
necessary to each other 相互依赖的 ; 彼此需要的 ; 互相依赖的
It's necessary to do sth 必须做某事 ; 有必要做某事 ; 做某事是必要的
Necessary to perform 必需执行
be necessary to 对…有必要
Make yourself necessary to someone 使你有益于人 ; 使自己成为别人需要的人
Sometimes it is necessary to say no.
有时候说“不”是必要的。
Repairs are necessary to strengthen the bridge.
这座桥需要加固。
For her, books were as necessary to life as bread.
对她来说,书就像面包一样是生活的必需。
I might say I touched all the bases if I did what is necessary to complete a job or activity.
VOA: special.2009.04.12
And what we saw last time is that this was necessary to make things work, this part of it in particular.
上节课我们讲,这是对外做功的必要条件,特别是这个部分。
Why is it necessary to rend something, to make it soul or whole? Is it necessary?
为什么要撕破某样东西,它才能完美呢,这有必要吗?
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