Didepside
二缩酚酸
🗣️ 情景例句
Richard is a real Stewart. Richard
是个典型的Stewart家后代。
Yes, I am.
是，我是。
Haven't you heard of him? He's a very famous singer. He's singing at the New Theatre on Saturday.
你没听说过他吗？他是个著名歌手。他星期六将在新剧院演出。