Ulvan
石莼(胶)聚糖
🗣️ 情景例句
He's busy preparing for class.
他忙着准备功课。
I'm on my way.
我这就上路。
It's missing head happened to be among remains of the fifth century B.C.
而她那身异处的脑袋却碰巧是在公元前5世纪的文物中找到的。