汉字、词语、拼音或英文

作废 zuòfèi to become invalid

to become invalid; to cancel; to delete; to nullify

怎么记住“作废”: 作 do + 废 to terminate = to become invalid.

HSK 8 级
词语

汉字

用法

To become void / invalid; to nullify - 车票过期作废 (chēpiào guòqī zuòfèi) the ticket becomes invalid after expiry.
For tickets, contracts, documents losing legal force; also to cancel/scrap: 宣布作废 (declare void).
Contrast 取消 (qǔxiāo, cancel an event/plan); 作废 specifically renders a document/credential无效 worthless.