Umbraculum
伞螺属
🗣️ 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。
Goods are theirs that enjoy them.
能享受自己财产的人是财产的真正主人。
It has expanded without any idea of the true nature of the human beings who run the machines,
现代工业发展起来了，却根本没想到操作机器的人的本质。