Rona
abbr. 净资产回报率（return on net assets）
🗣️ 情景例句
Mr. Lu, we are very pleased to be able to offer this product to you.
陆先生，我们很高兴能提供这个产品给您。
She hates boxing.
她讨厌拳击。
It's a secret between you and me.
这是你我之间的秘密。