Tranquillityite
n. [矿]静海石(美国阿波罗号宇航员从月球带回的一种岩石)
🗣️ 情景例句
Who ever heard of a pet goat?
有谁听过宠物羊的啊？
You should be ashamed of your bad manners.
你应该对自己的不礼貌感到羞耻。
from which can be seen the strata the drill has been cutting through.
从中能看出钻头所钻透的地层。