He's being deprived of oxygen.他正處于缺氧狀態(tài)

deprive of剝奪； 使失去 ... (權(quán)利）

She was deprived of all the rewards that she deserved.

她被剝奪了她所應享受的一切獎勵。

What will a student do if he were deprived of his books?

一個學生如果沒有了書籍，將怎么辦？

Amanda Clarke was apparently at the Graysons' Southampton estate at the time of the accident.阿曼達·克拉克發(fā)生事故之時明顯是在格雷森的南漢普頓家中

at the time of在 ... 時

At the time of this news release, trading had reached its lowest point.

到這次新聞發(fā)布時，貿(mào)易量已達到最低點。

No decision has been made at the time of writing.

寫這個的時候尚未作出決定。