事倍功半

[shì bèi gōng bàn]

na.get half the results with double [twice] the effort
网络counter-productive; double the work; get half the result with twice the effort

汉英

网络释义

na.	1. get half the results with double [twice] the effort; labour hard to little avail; mountain in labour; The mountains have brought forth a mouse.; twice the work with half the results