Principle of retroactivity
[法] 溯及既往原则
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 追溯既往\\n[法] 溯及既往, 追溯效力
🗣️ 情景例句
Here's my ticket and seat assignment.
这是我的机票和座位号。
I could not catch your question. Could you repeat it, please?
我没听清楚你们的问题，你能重复一次吗？
I have been trying to get my new room in order.
我试图把我的新房间收拾整齐，