一位公共安全厅官员认为，私人保安公司数量增多源于治安状况不好，但私人保安人员数量如此之多，又加剧了居民的不安全感。

The poor public security situation accelerated the rise in the number of private security companies, but the presence of so many security guards has made residents feel less secure, an official said.

youdao

答： 我曾经在危地马拉做过吉他演示。那里几乎所有的商店和饭馆门口都有手持冲锋枪的保安人员。那确实让人感到不安。

PG: I did a guitar clinic in Guatemala. Most of the shops and restaurants had security people with machine guns standing outside. That was a bit unsettling.

youdao

If he's described as somebody who's insecure and nervous, you could interpret my activity as nervous twitches.

如果有人把我描述成紧张不安的人，你就会把我的动作解读成紧张不安。

耶鲁公开课 - 心理学导论课程节选

And he claimed it causes an unpleasant emotional state, what he described as "dissonance."

他认为这会让人进入一种情绪不安的状态，他称之为“失调”

耶鲁公开课 - 心理学导论课程节选

They seem fretful.

看起来让人烦躁不安。

耶鲁公开课 - 1945年后的美国小说课程节选