Biindoxyl
聯β-羥吲哚
??? 情景例句
How you doing?
你怎么樣了？
The master always exacts quality work from his students.
老師常常要求學生們認真踏實的完成功課。
He makes it seem as if this is one of the most delicious meals that he has ever enjoyed.
他演得像極了，他吃皮鞋的情景就像他吃過的最可口的一頓飯似的。