Translation of "Numb" in Chinese

My fingers are numb.

我的手指麻了。

My right hand is numb.

我的右手麻了。

The swimmers were numb with cold.

游泳選手們凍僵了。

This shot will help numb the pain.

打了這針，你就不會那麼痛了。

My fingers are so numb with cold that I can't play the piano.

我的手指冻僵了，以至于无法弹钢琴了。