ph.
教育
外出就餐
1. 追溯到；回溯到
If something goes back to a particular time in the past, it was made or started at that time.
2. 回到（过去）；回顾
If someone goes back to a time in the past, they begin to discuss or consider events that happened at that time.
1. regain a former condition after a financial loss
e.g. We expect the stocks to recover to $
2. 90
The company managed to recuperate
Synonym: recoverrecuperate
2. return in thought or speech to something
Synonym: recur
3. belong to an earlier time
e.g. This story dates back 200 years