Retroactivity
n. 追溯既往\\n[法] 溯及既往, 追溯效力
🗣️ 情景例句
and he made the weekend very easy for us to enjoy.
使得我们的周末过得非常轻松愉快。
Often, when it rains, Marty feels blue.
一下雨，玛琪就会变得忧郁。
We're sorry, but we cannot allow your claim.
对不起，我无法接受你的赔偿要求。