在采矿作业中,安全必须始终放在第一位。
"Behind every post is a real person with real feelings—let's not forget that."
I don't think President Bush is doing anything at all about Aids. In fact, I'm not sure he even knows how to spell Aids.
The work is a kind of excavation.
我不怕被人批评,最怕的是没人理我。