Deadworks
n. （挖到矿物之前所做的）无益之工
🗣️ 情景例句
The advanced exercise class is not so easy, huh?
高级健身班不是那么容易吧， 对不对？
He went pale at the news.
听到消息，他脸色发白。
In my opinion, we should buy the IBM PC 586.
我认为我们应该买IBM586微机。