Rona
abbr. 净资产回报率（return on net assets）
🗣️ 情景例句
You really have been working too hard.
你们确实太忙了。
This long table is good.
这张长桌很不错。
Just pencil in the changes and we'll retype it.
修改的地方请用铅笔，我们会重打。