Sometimes I can do two things by performing only one action. This is called killing two birds with one stone.

有时我能够一举两得。这叫做一石二鸟。但我不会真的去杀死鸟。

Talk about killing two birds with one stone.

谈论用一块石头杀死两只鸟。

I could say that I'm killing two birds with one stone.

可以说是一箭双雕。

It's about killing two birds with one stone.

这事其实是一石二鸟。

What are you doing? ! - I'm killing two birds with one stone.

你在干嘛啊 -我在一箭双雕一石二鸟啊。