perturbation [ˌpɜ:rtərˈbeɪʃn]

例句:

• Zooming in I showed our current perturbation.
  来自SA
• This message caused perturbation in the Middle East Headquarters.
  这则消息在中东总部引起了不安。
  
• He was altogether a fine example of great mental perturbation.
  几个月来他第一次喝了那么多白兰地兑苏打水,活脱脱是一副心烦意乱的模样.
  
• Unwillingly she met his eyes, defiance and perturbation on her face.
  她极不情愿地看着他的眼睛, 满脸反抗和烦乱的神色.
  
• Failure or perturbation of any of these can impinge on chromosome segregation and reduce fertility.
  来自SA