Rona
abbr. 净资产回报率（return on net assets）
🗣️ 情景例句
Go for it.
去试试吧。
No, I don't want to.
不，我不希望那样。
Two hours later, I was talking angrily to the station master at Westhaven.
两小时后，我气呼呼地同威斯特海温站站长说起此事。