keep up with 和catch up with 有区别吗

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keepupwith和catchupwith有区别吗keepupwith和catchupwith有区别吗keepupwith和catchupwith有区别吗keep...是保持(进度),原来还是跟上的

keep up with 和catch up with 有区别吗
keep up with 和catch up with 有区别吗

keep up with 和catch up with 有区别吗
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

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 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)。