Payback method
[经] 回收期法
🧩 词语组成解析
[经] 报酬率
🗣️ 情景例句
Don't be so miserable!
别这愁眉苦脸的。
Better poor with honour than rich with shame.
穷得光荣，胜过富得可耻。
The weather was very cold, and many people were ill.
天气非常冷，很多人生了病。