Centroids
(centroid 的复数) n. 质心\\n[机] 瞬心线
🗣️ 情景例句
We get our friends to roll their sleeves up and get to work.
我们召集我们的朋友共同卷起袖子来做。
What makes life dreary is the want of motive.
没有目的，人生就黯淡无光。
What's going on?
发生什么事了？