Barycentre
n. [物]重心,[天]引力中心,质(量中)心
🗣️ 情景例句
Come on. Let's get some sleep.
走吧 ，让我们去睡觉吧。
What will you do during this weekend?
这周末你干什么？
Hurry up, Sam!The kettle's boiling!
快，萨姆。水开了！