Understrata
n. 底层 (understratum的变形)
🗣️ 情景例句
This is really neat!
太好了
All your life you make many friends.
一生能结交许多的朋友。
The most surprising thing about it, however, is that it can land anywhere: on snow, water, or even on a ploughed field.
雪地上，水面上，甚至刚耕过的田里。