英语打卡“花冤枉钱”“货比三家”

① throw good money after bad 花冤枉钱

to waste money by spending more money on something you have already spent money on that is no good.

例句：

A: Hiring Simon to improve the computer system is throwing good money after bad.

雇用赛蒙来升级电脑系统是在花冤枉钱。

B:Yeah, I agree. It’s based on an older operating system and will soon be obsolete.

这系统使用更老旧的作业系统，很快就会被淘汰。

waste money on：在…上花冤枉钱

be based on:基于

obsolete: adj.淘汰的

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② shop around 货比三家

to look for the most suitable item or service for the lowest price

例句：

A: Have you done buying the gift for our teacher?

你们给老师买好礼物了吗？

B:You don’t need to push us. We want to shop around before buying anything.

你不用催我们，我们买任何东西前，要多转几家商铺。

have you done +doing：你结束（做某事）了吗？