keep up with 和catch up with 有区别吗

问题描述:

keep up with 和catch up with 有区别吗

keep up with 保持同样的距离不落后。
catch up with 赶上(从拉在后面,到追上)。

keep up with
v.
跟上
keep up with
跟上;不落后;赶上
Don't run — I can't keep up with you.
别跑了,我赶不上你了。
Are wages keeping up with inflation?
工资跟得上通货膨胀吗?
catch up with
v.
赶上, 逮捕, 处罚

keep...是保持(进度),原来还是跟上的保持相对静止的
catch...是赶上(进度),原来已经落后了要追上并保持相对静止