1、catch up
赶上;追上;跟上
I stopped and waited for her to catch up.
我停住脚步,等她追上来。
We caught up with the nuns.
我们赶上了修女们。
赶上,达到(标准、水平等)
Most late developers will catch up with their friends.
大多数身材发育迟缓者都会赶上他们的朋友。
John began the season better than me but I have fought to catch up.
赛季伊始,约翰的表现比我好,不过我经过努力追了上来。
了解近况;叙旧
The ladies spent some time catching up on each other's health and families.
女士们花了点时间叙旧,聊了聊彼此的健康和家庭状况。
She plans to return to Dublin to catch up with the relatives she has not seen since she married.
她打算回都柏林,去看望一下结婚后就再没见过面的亲戚。
2、go back
追溯到;回溯到
The feud with the Catholics goes back to the 11th century.
与天主教的夙怨可以追溯到11世纪。
Our association with him goes back four years.
我们同他的合作是从4年前开始的。
回到(过去);回顾
If you go back to 1960, you'll find that very few jobs were being created.
如果回到1960年,你会发现工作机会寥寥无几。