perturb/pəˈtɜ:b; pɚ`təb/ v[Tn esp passive 尤用於被动语态](fml 文) make (sb) very worried; disturb 使（某人）烦恼、 不安 perturbing rumours 令人不安的谣言 We were perturbed to hear of his disappearance. 我们听说他失踪了, 都很不安.
牛津英汉双解词典