Ref.
abbr. 文件编号（尤用于商业文件分类）\\n
🗣️ 情景例句
my mother is running for the school board?
我母亲竞选联合校董会董事吗？
Super fun.
很好玩的。
I have two cats. One is white, the other is black.
我有两只猫，一只是白猫，另一只是黑猫。