It may turn out that vitamin E plays a role in prevention but cannot undo serious damage.

结果可能是，维生素E在预防中会起作用，但不能消除严重的损害。

Perhaps with the tools of this new technological revolution, we will be able to undo some of the damage done to the natural world by the last one-industrialisation.

也许，有了这次新技术革命的工具，我们将能够消除上次工业化对大自然造成的一些损害。

That suggests that catch-up sleep may undo some but not all of the damage that sleep deprivation causes, which is encouraging, given how many adults don't get the hours they need each night.

这表明补觉可以抵消部分但不是全部睡眠不足造成的损害，这是令人鼓舞的，因为有很多成年人没有得到他们每晚所需的睡眠时间。

It's not too late to try and undo some of the damage.

想办法补救部分损失还为时不晚。

She knew it would be difficult to undo the damage that had been done.

她知道难以挽回已造成的损失。