Comn
abbr. common 共同的; 公共的; communication 通讯; 交通
🗣️ 情景例句
Make yourself at home.
不要客气。
When did you leave?
你什么时候离开？
Early next morning, she heard planes passing overhead and wondered how she could send a signal.
第二天一大早，她听到头顶上有飞机飞过，但不知道怎样才能发个信号。