insecure

adj.缺乏信心的; 无把握的; 不安全的; 无保障的; 不牢靠的

牛津词典

adj.

缺乏信心的；无把握的not confident about yourself or your relationships with other people

He's very insecure about his appearance.他对自己的长相没有信心。

She felt nervous and insecure.她感到局促不安。

不安全的；无保障的；不牢靠的not safe or protected

Jobs nowadays are much more insecure than they were ten years ago.当今的工作比十年前要不稳固得多。

As an artist he was always financially insecure.作为一名艺术家，他在经济上总是没有保障。

Insecure doors and windows (= for example, without good locks) make life easy for burglars.门窗不牢靠方便了窃贼。