vanish

The magician vanished in a puff of smoke.

魔术师在一股烟雾中突然不见了。

It's the stage in the middle of the journey when people feel youth vanishing, their prospects narrowing, and death approaching.

这是人生旅途中的一个阶段，在这个阶段人们感到青春在消逝，前景越来越狭窄，死亡在逼近。

At a time when the American factory seems to be a shrinking presence, and when good manufacturing jobs have vanished, perhaps never to return, there is something deeply troubling about this dilution of American craftsmanship.

在这个美国工厂似乎日渐萎缩的时代，当好的制造业工作岗位消失并且可能永远不会再回来的时候，这种对美国工艺的忽视让人深感不安。

Many of these species have vanished or are facing extinction.

这些物种中的许多已经消亡或是正濒临灭绝。

And the reason we don't know about a lot of them is that they have vanished entirely.

我们不了解它们的原因是它们已经完全消失了。