A minimalist is simply one who questions the necessity of things, and who tries to live with what's necessary, rather than with consumerism.

一个极简主义者，简单来说就是那些会询问每件物品必要性的人，或者是那些只靠必须品，不买多余消费品的人。

youdao

The permissive notion of “necessary” here carries an element of the prudential aspects of “military necessity, ” conceptually though not in a strictly legal sense.

“必要”一词的许可含义，以不太严格的法律术语解释，包含着慎重考虑过的军事必要性。

youdao

We will be talking about XML, out of necessity, but we won't be getting deep into it, and any necessary concepts will be covered.

我们将讨论XML(但没有必要对其进行深入讨论)，并将涵盖任何必要的概念。

youdao

The defence is known as "necessity", meaning it was necessary for the doctor to act to stop intolerable suffering.

BBC: Right to die: Paul Lamb takes up Tony Nicklinson fight

Indeed, his attack on the Tories was a populist necessity to make up for the lack of the public-spending promises normally necessary to bring Labour delegates to their feet.

ECONOMIST: Tomorrow belongs to me