Retroactivity
n. 追溯既往\\n[法] 溯及既往, 追溯效力
🗣️ 情景例句
through Mr. Marchetta
透过Marchetta先生的帮助
The moon is a moon whether it shines or not.
或名或暗，月亮总是月亮。
He's doing well in all his lessons. He's not lazy. He'll do very well in the exams.
他各门功课都学得很好。他从不懒。他考试会考得很好的。