jitters
noun [ plural ] informal uk/ˈdʒɪt.əz/ us/ˈdʒɪt̬.ɚz/
（极度的）紧张不安；恐慌
a feeling of nervousness that you experience before something important happens
I always get the jitters the morning before an exam. 考试当天早上我总是很紧张。
figurative The collapse of the company has caused jitters in the financial markets. 这家公司的倒闭导致金融市场发生恐慌。
Idiom
give someone the jittersidiom 使（某人）紧张不安；使（某人）恐慌
to make someone nervous or frightened
Come away from that cliff edge! You're giving me the jitters! 别站在悬崖边上！你把我吓坏了！