Flexamine
蛇叶(尼润)胺
🗣️ 情景例句
I never slept.
我总睡不着。
Let's call it a day.
让我们今天就到此为止吧。
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，