Backtracking
[计] 回溯法
🗣️ 情景例句
OK, let's get started.
好吧 ，我们开始工作。
The doctor said it's just a mild cold, There's nothing to worry about.
医生说只是有点凉，不需要担心。
but then she decided that at her age it might be more prudent to have someone with her,
但转念一想，像她这个年纪，最好找个人一起去。