The industry "does not necessarily need more regulation,"

VOA: special.2009.06.19

Not because you necessarily need it at the moment but your brain tells you you may need it later and so eat, eat, eat becomes the priority.

并不是因为当时真的需要,但你的大脑告诉你,你以后可能会需要,所以吃吧,先吃了再说

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And the president, on many occasions, took unpopular positions that he thought were the right policy because that's what he thought he was elected to do was to use his best judgement and that judgement didn't necessarily need to be the most popular thing around.

许多场合下总统，都会采取并不受推崇的做法,但他认为是正确的政策,因为他认为这是他当选总统该做的,就是运用他最好的判断力,这种判断未必是,最受欢迎的。

普林斯顿公开课 - 国际座谈会课程节选

Not all the technologies that we need to help people To learn better are necessarily available today.

我们今天还不能获得所有我们需要的技术,用来帮助人们更好地学习。

麻省理工公开课 - 媒体、教育、市场课程节选

I mean, think of going out to a nice dinner, you're completely full, your body doesn't really need more calories necessarily, your stomach has had enough, and then the dessert cart comes by, or there are the mints on the way out of the restaurant or something.

我是说,比如出去享用一顿丰盛的大餐,你已经完全吃饱了,你的身体确实不再需要更多的能量,胃也填满了,这时甜品车经过身边,或者在出餐厅时门口时有人给你薄荷糖

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选