My mother didn't need it, but she needs it now.

我妈妈原来不需要它，但她现在需要了。

youdao

Jane left her geometry book in my bag, and she needs it to do her homework.

珍妮把她的几何书忘在我的书包里了，她要做功课。

youdao

She says it is a good start but still needs work.

VOA: special.2010.03.18

She has way more power than she needs, it would seem, to destroy a petty little mages like Comus.

她会拥有更多的力量，那看上去足够，摧毁一个像科玛斯这样的英俊的法师。

耶鲁公开课 - 弥尔顿课程节选

Of course, she needs to know the basic principles, but she's also talking about it an enzyme, so she needs to know about enzyme catalysis.

她需要知道这表上的许多东西，当然她需要知道到这些基本原理，她研究的是一种酶。

麻省理工公开课 - 化学原理课程节选

If she needs it to grow for her future, it needs to be diversified.

NPR: How to Weather a Rocky Economy

She loves Jack and might be persuaded to give it a try just for his sake, not because she needs it.

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These owners of the businesses only want to make a product do enough to make somebody buy it when he or she needs it.

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