Helpfile
帮助文件
🗣️ 情景例句
I'd like to introduce myself; my name is Mr. Cobain, and I'm vice president.
我来介绍我自己，我是科本先生，是这儿的副总裁。
I have a lot of trouble with pronunciation.
我有发音的很多毛病。
Mary has written ten letters today.
马力今天写了十封信。