That means to be nervous about having to do something, like speaking in front of a crowd.

VOA: special.2009.06.28

So I would go on in front of audience and before that I would say to myself, "Tal, don't be nervous.

所以我会站在听众面前，在那之前,我会对自己说，“不要紧张。

哈佛公开课 - 幸福课课程节选

When Milton opens Lycidas with that phrase, "Yet once more," one of the things that he's telling the reader is that ; yet once more he'll be making the same argument for unreadiness; the same argument for nervous anticipation that he'd made a number of times before.

当弥尔顿用那句“然而再一次的“开始的篇章时“,他要告诉读者的是,他会再一次的对诗中的迟疑作出相同的论述;,和他之前无数次作出的,关于不安的预知的，一成不变的论述。

耶鲁公开课 - 弥尔顿课程节选

They might be capable of forming all of the cells of the nervous system; they might still have some potency to form other things that are similar to the nervous system.

它们也许可以生成,所有神经系统的细胞,也许还有一些生成和神经系统类似的,其他东西的潜能

耶鲁公开课 - 生物医学工程探索课程节选

The notion of a self-assured experimenter-- The results would be very different if the experimenter himself seemed nervous, unwilling to proceed, confused, but he was confident and he kept saying that he will take responsibility.

还有电击者的自信程度-,实验结果会大为不同，如果电击者,紧张，不愿进行电击，迷惑，但电击者很有信心，不停地说,他会承担责任。

耶鲁公开课 - 心理学导论课程节选