Klintite
硬礁岩
🗣️ 情景例句
and with time...
而且随着时间流逝……
John and I are old friends.
我和约翰是老朋友了。
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，