We had a few injuries and had to use youth team kids as subs.

我们有几个受伤队员，不得不用青年队的孩子们作替补。

We need schools not subs.

我们需要的是学校而不是潜艇。

Their subs are still there. Wake up people!

他们的潜艇还在那里。醒醒吧人们！

We made two subs.

我们做了两个接头。

We are going to put these new subs into that room.

我们阴谋把这些新接头放在那个房子里。