Backtracing
[计] 返回探索
🗣️ 情景例句
I have learned the most important language by meeting a wide range of people from different cultures.
我接触到许多来自不同文化的人，掌握了最重要的语言。
The rotten apple injuries its neighbours.
一只死老鼠，弄赃粥一锅。
Will you please sweep the floor and tidy the classroom every day?
请你们每天都打扫地板、整理教室，好吗？