Word: 三思而后行 (sānsī'érhòuxíng) Traditional: 三思而後行 三思而后行 dictionary entry sānsī'érhòuxíng think again and again before acting (idiom) Full dictionary entry for 三思而后行 Example sentences using 三思而后行 2 sentences, showing page 1 of 1. 棋要一步一步地走，事要三思而后行 qí yào yíbùyíbùde zǒu, shì yào sānsī'érhòuxíng chess is played one step at a time, affairs need three thoughts before acting 话到嘴边留三分,事要三思而后行 huàdàozuǐbiānliúsānfēn,shì yào sānsī'érhòuxíng when words reach the lips, hold back three tenths; think three times before acting