As the saying goes, use it or lose it!

就像俗话说，要么使用它要么就会失去它！

As a result, many of them die – again, “use it or lose it.”

于是，它们有许多都死了——再次强调一遍，“利用它，否则就失去它。”

Don't let your talent rust. As they say, use it or lose it.

别让你的才华荒废了。诚如大家说的，要好好利用它，否则就会失去它。

Use it or lose it. If you don't do it, then you're not going to really know it.

应用知识或丢掉知识。如果你不进行应用，那你就不能真正理解。

In fact, “use it or lose it, ” is a principle that applies to much of biology – not just brains.

事实上，“使用它否则就失去它，”是适用于许多生物的原理——不只是大脑。

I mean, basically, use it or lose it, right?

我的意思是，基本上，使用它或失去它，对吧？

Remember, " use it or lose it" !

“用进废退！”

At my age, the phrase " Use it or lose it" takes on a certain urgency.

在我这个年纪，“要么使用它，要么失去它”这句话具有一定的紧迫性。

And it goes both ways, our heart's capacity for love obeys the biological law: Use it or lose it.

它是双向的，我们内心的爱的能力服从生物学法则：使用它或失去它。

There's an old rule in neuroscience that does not alter with age: use it or lose it.

神经科学中有一条不随年龄改变的古老规则：用进废退。

Yeah, I mean I think it makes sense that, you know, it's sort of use it or lose it, right?

刘易斯：是的，我的意思是，我认为这是有道理的，你知道，它有点使用它或失去它，对吧？