Olo
外间距
🗣️ 情景例句
Hi, Robbie.
嗨， Robbie。
Friends are lost by calling often and calling seldom.
交往过密过疏，都会失去朋友。
the varieties are infinite; but two classes may be roughly seen.
鸟的飞行方式千差万别，但大体上可分为两类。