Contravalid
反有效的, 无效的
🗣️ 情景例句
How long is this flight?
这趟飞行有多长时间？
Faults are thick while love is thin.
一朝情义淡，样样不顺眼。
Ripe fruit falls from the trees and you never have to work.
成熟的水果从树上掉下来，人们根本无需劳动。