偏ㄆㄧㄢ勞ㄌㄠˊpiānláo

简偏劳

  1. 客套話。請人幫忙或感謝他人代勞等。例 「偏勞您了」、「這件事煩請您偏勞了」。

英undue trouble, Thank you for having gone out of your way to help me.