The hospital is short of tourniquets.

医院急缺止血带。

His blood soaked through the tourniquet.

他的血浸透了止血带。

The nurse is tying up a tourniquet for him.

护士正在为他缠止血带。

That will work as a tourniquet.

就和止血带的功用一样了。

Twist the tourniquet tighter.

把止血带扎紧点。

I need a tourniquet and some ice.

我需求(需要)止血带和冰。

A tourniquet should never be used.

决不要使用止血带。

My God! My tourniquet.

上帝啊！我的止血带。