Who is your commanding officer?

谁是你们的指挥官？

He got permission from his commanding officer to join me.

他得到了指挥官的允许与我会合。

The matter was passed on to me, as your commanding officer.

作为你的指挥官，这件事转到了我这里。

Who is your commanding officer ?!

你们的指挥官是谁?！

You're now the commanding officer.

你现在是该营营长了。