Ichthylepidin
鱼鳞硬蛋白
🗣️ 情景例句
The radio has lost most of its audience, thanks to TV.
由于电视的存在，收音机失去了大量听众。
What do you plan to do tomorrow?
你计划明天做什么？
it is quite reasonable to regard the sea floor as the basic form of the crust of the earth,
因此完全有理由把海床看作地壳的基本模壳，