长途旅行后他们感觉很累。

They felt rather tired after a long trip.

youdao

许多人用一个电子阅读器连续阅读一部大部头的书会感觉很累，尽管这也许是因为他们对这种新媒介不熟悉。

And many people find it tiring to read consecutively a long work on an electronic reader, though that may just be a matter of lack of experience with the new medium.

youdao

他们给我们提供所有我们需要的东西，我们病了或是感觉很累的时候也会看护我们。

They provide everything we need and look after us when we get sick or fatigued.

youdao