后车之鉴

hou4 che1 zhi1 jian4

lit. warning to the following cart (idiom); don't follow the track of an overturned cart, fig. draw lesson from the failure of one's predecessor, learn from past mistake, once bitten twice shy

* * *

後車之鑒|后车之鉴 [hòu chē zhī jiàn] ► lit. warning to the following cart (idiom); don't follow the track of an overturned cart ► fig. draw lesson from the failure of one's predecessor ► learn from past mistake ► once bitten twice shy