Invalidation
n. 无效, 失效\\n[法] 无效, 作废
✅ 同义词
🔴 反义词
🗣️ 情景例句
A movie!
电影！
The accident held the train up for an hour.
那事故使火车延误了一个小时。
He's only forty-one years old, and he has already been to nearly every country in the world.
他只有41岁，但他却过世界上几乎每一个国家。