Sdm
空分复用
🗣️ 情景例句
I left my bag of film on the ferry.
我把装底片的旅行袋遗放在渡船上了。
Praise makes good men better, and bad men worse.
赞扬使好人更好，坏人更坏。
Sam, what are you going to do tomorrow?
山姆，你明天打算干啥？