已到了凌晨一点多，我已筋疲力尽了。

It got to be after 1 a.m. and I was exhausted.

《柯林斯英汉双解大词典》

两夜未睡我已筋疲力尽了。

Two nights without sleep have worn me out.

youdao

我整天都在照料四个小孩，确实已筋疲力尽了！

I've been looking after four young children all day and I really am at the end of my tether!

youdao

我整天都在照料四个小孩，确实已筋疲力尽了！

I've been looking after four young children all day and I really am at the end of my tether!

youdao