Retroactivity
n. 追溯既往\\n[法] 溯及既往, 追溯效力
🗣️ 情景例句
Your luggage is all here?
你的行李就这么多吗？
All of those men are friends of mine.
那些人的都是我的朋友。
The man was ordered to pay $3,500 for the cost of the trip.
此人被责令交付旅费3，500英镑，