Lapser
n. 失效；流逝；过失 (lapse的变形)
🗣️ 情景例句
Yes, sir.
是的 ，先生。
We hope that the next negotiation will be the last one before signing the contract.
我们希望下一交谈判将是签订合同前的最后一轮谈判。
It's a waste of time reading that book. It's rubbish.
看那本书真是浪费时间。那简直是垃圾。