Biomaterials
(biomaterial 的复数) n.生物材料
🗣️ 情景例句
It's John. Didn't you recognize my voice?
我是约翰。你没听出我的声音？
A word spoken is an arrow let fly.
一言既出，驷马难追。
That's right. On Friday. I'm going there for the holiday with my parents.
是的，星期五（动身）。我打算到那儿和我的父母一起度假。