Conversion interval
[经] 兑换期间, 复利期间
🧩 词语组成解析
🗣️ 情景例句
They mean long life. I remember you liked the calligraphy at the Palace Museum.
长命百岁。我记得上次去故宫，你特别喜欢书法。
You have to be there half an hour before departure time.
你要在起飞前半小时到那里。
What happened on the march then?
那么 ，在游行中发生了什么事？