Scillatriose
海葱三糖
🗣️ 情景例句
I'm sick of his long, empty speeches.
他那冗长而又没有内容的演讲令我厌倦。
In college I majored in math, What was your major?
大学时我主修数学，你主修什么呢？
This is Jim.
他是吉姆，