Biindoxyl
联β-羟吲哚
🗣️ 情景例句
Susan's vice-president in charge of new toys and games.
Susan是主管新玩具和新 戏器具的副总裁。
If you live with a lame person, you will learn to limp.
远朱者赤，近墨者黑。
The landlord smiled and immediately went out.
酒店老板笑了笑，马上走了出去。