Classman
n. …年级学生（用于复合词）
🗣️ 情景例句
His family is a nuclear family with three generations living together under one roof.
他的家庭是三代同堂住在同一屋檐下。
Can we change the channel?
能换个频道吗？
They have also assumed that all animals, and probably other organisms such as trees,
人们不但认识到所有的动物，大概也认识到所有的有机物，如树木，