Molcohesion
分子内聚力
🗣️ 情景例句
Many foreign friends used chopsticks when they visited China.
许多的外国朋友在访问中国的时候都使用筷子。
Does the back door have a lock on it?
后门上有锁吗？
All at once, I noticed that my wife seemed to be filled with alarm.
突然，我注意到妻子十分惊恐。