Over time, they may find that it is not what they need.

久而久之，他们就可能发现自己真正的需要了。

youdao

This is not what they need when they get to the classroom and you're supposed to ignore the kid next to you.

这在课堂上和本应该忽视你旁边的孩子时是不应该的。

youdao

Children go through dynamic phases of growth, and a low-calorie diet is not what they need. They need nutrients and activity.

儿童成长是一个动态的过程，低热量饮食并不符合他们的所需，他们所需的是(足够的)营养和活动。

youdao

They do not have enough money to pay for what they need.

VOA: special.2009.10.18

If they're not obvious to you what they're called, you need to just study them and learn them.

如果它们不想它们的名字那么显而易见，你们需要学习它们记住它们。

麻省理工公开课 - 化学原理课程节选

Nobody says that.What they say is, "Oh please, we need you Achilles,you must not do this."

没人这么说,他们说的是,"噢,求求你,我们需要你,阿喀琉斯,你可一定得去参战啊"

耶鲁公开课 - 古希腊历史简介课程节选

Clearly, our intelligence capabilities are not what they need to be when the threat comes not from weapons that can be monitored from space but from small, highly disciplined and ruthlessly secretive groups and their state sponsors.

CENTERFORSECURITYPOLICY: War Comes to America

Bottom line is: there is considerable diversity in the technological capabilities and systems used by healthcare delivery organizations, and what they need from a technology perspective today is likely not what they will need tomorrow.

FORBES: ACO Investing 101: Buy Hospitals, Sell Device Makers, Hold The Rest

However, many people are not clear about what they need vs. what they want.

FORBES: How to Create Your Own Needs and Wants List