Macrocavity
宏观缩孔
🗣️ 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。
Do not praise a day before sunset.
切勿褒贬过早。
It's very kind of you to help me.
你帮助我真是太好了。