If you rest, you rust.

如果你休息，你就要生锈。

youdao

And thus, the saying goes, "If you rest, you rust."

所以有一种说法：“如果你休息了，你就生锈了”。

youdao

Whether it’s doing logic puzzles, memorizing lines from Shakespeare, or learning a new skill, keep your brain busy, if you don’t want it to rust away like a car in a junkyard.

不论是做逻辑难题，熟记莎士比亚的台词，或者学会一项新技能， 使你的大脑忙起来 ，如果你不想让它想废品堆里的轿车一样锈掉的话。

youdao

One of his own most repeated lines is "You rest, you rust, " a mantra that goes a long way toward explaining not only the remarkable relevance and extraordinary popularity of his label almost a half century into his career, but also the fact that at 79 he is embarking on yet another chapter.

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Skills decline, rust if you like, when not in use.

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On the eve of his departure, Isaac gets together with his best friend Billy Poe, a former high-school football star who has also failed to heed the edict that at 18 you should flee the rust belt altogether.

ECONOMIST: New fiction