Presubscript
[计] 前下标
🗣️ 情景例句
You've been a very helpful.
你帮了大忙。
Please don't bother me now.I'm very busy.
现在请别麻烦我，我很忙的.
Harrison had thought of everything except the weather.
哈里森把每件事情都考虑到了，唯独没想到天气。