Centroids
(centroid 的复数) n. 质心\\n[机] 瞬心线
🗣️ 情景例句
He is behind the rest of the class in reading.
他在阅读方面不如班上的其他同学。
Better have something we can get our hands on rather than just spend all our time talking.
有些实际材料拿到手总比坐着闲聊强。
Beijing will be rainy. The temperature will be 2 to 9.
北京有雨。气温2C~9C。