Now I can't do it for you, I'm too old. I look around I see these young.

而现在我不能够替你们去。事实上很明显，我太老了。我看到一群年轻人。

youdao

I can't do it now because I am busy.

因为我正忙着，现在不能做此事。

youdao

I tried so hard, but I can't do it anymore, and now I'm going to wreck Christmas for everyone.

我努力过了，但我不能再继续做下去了。现在，我会毁了属于大家的圣诞。

youdao

It's unfortunate I can't do it right now by bringing the offense.

WSJ: Rangers, Bruins both bring momentum into 2nd round