Rona
abbr. 净资产回报率（return on net assets）
🗣️ 情景例句
You may be the next Ansel Adams and not even know it.
你或许是第二个Ansel Adams而不自知呢。
How many workshops are there in your factory?
你们厂有多少车间？
What was the date?
（昨天）是几月几日？