pins and needles

名词 pins and needles:

1. a sharp tingling sensation from lack of circulation

1. Don't keep us all on pins and needles. Did you get promotion or didn't you?
   不要让我们焦急了，你到底被提升了没有？
2. The close game had us on pins and needles till the very end.
   由于比赛双方势均力敌，我们一直很紧张，到结束时才平静下来。