false economy

剑桥词典

an action that saves money at the beginning but, over a longer period of time , results in more money being wasted than being saved
假實惠
Buying cheap household appliances is a false economy - they're twice as likely to break down. 買廉價的大件家用電器衹是表麪實惠——它們出故障的幾率高了一倍。 返回 false economy