Keratinous
角朊的, 角质的, 角(质)蛋白的
🗣️ 情景例句
Yes. I'd like that.
要啊！我想看一看。
My life is more precious to me than my property.
生命对我来说比财产更宝贵。
He says the Chinese people are very friendly.
他说中国人都很热情。