赶得上

1. be able to catch up

♦ 你先走吧, 我~你的。 You go first. I'll be able to catch up with you.

2. there is still time; be able to do sth. in time; be able to make it

♦ 他们还没有走, 你现在去还~和他们告别。 They haven't left yet. If you go there right away, you'll be just in time to say good-bye to them.