split up

Từ điển Oxford Advanced Learner 8th

▪ I. ˌsplit sb ˈup | ˌsplit ˈup derived
to divide a group of people into smaller parts; to become divided up in this way
•We were split up into groups to discuss the question.
•Let's split up now and meet again at lunchtime.
Main entry: ↑split_derived
 
▪ II. ˌsplit ˈup (with sb) derived
to stop having a relationship with sb
• My parents split up last year.
• She's split up with her boyfriend.
Main entry: ↑split_derived