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
I'm so glad.
我真高兴。
Open your books and turn to page 20.
打开书，翻到第20页。
On his way to the sweet shop, he dropped his fifty pence and it bounced along the pavement and then disappeared down a drain.
在他去糖果店的路上，50便士掉在地上，在人行道上跳了几下，掉进了阴沟里。