Keratoelastin
鱼卵壳蛋白
🗣️ 情景例句
Oh! Good afternoon. Mr. Wilson, I'm sorry, but he's not in. He's gone out on business.
哦，您好！威尔逊先生。很抱歉，他不在家，他出差了。
He likes playing the organ.
他喜欢拉风琴。
The plane wasn't too badly damaged, but over the years, the crash was forgotten and the wreck remained undisturbed.
飞机损坏的程度并不严重，但是，多年来这起飞机失事已被遗忘，飞机残骸也没受到破坏。