N-PLURAL
紧张不安；心神不定
If you have the jitters, you feel extremely nervous, for example because you have to do something important or because you are expecting important news.
例句
I had a case of the jitters during my first two speeches...
我在最初两次讲演时感到非常紧张。
Officials feared that any public announcements would only increase market jitters.
政府官员担心任何公开声明只会加重市场恐慌。