偷工减料（偷工減料）　

◎ 偷工减料 tōugōng-jiǎnliào

[scamp work and stint materials;cheat in government contracts with;jerry-build] 原指不按工程或产品所规定的质量要求,私自削减工序和用料。现在常用来比喻做事马虎、敷衍塞责