Coccoliths
(coccolith 的复数) n.[地]球石
🗣️ 情景例句
My professor will grade this exam on a curve.
我的教授用曲线系统打分。
Here, let me carry half of those for you.
喏，让我替你拿一半吧。
Aren't you lucky!
你们真幸运！