ph.

1. 取消
If you call off an event that has been planned, you cancel it.

1. give the calls (to the dancers) for a square dance

Synonym: call

2. postpone indefinitely or annul something that was scheduled

e.g. Call off the engagement
cancel the dinner party
we had to scrub our vacation plans
scratch that meeting--the chair is ill

Synonym: cancelscratchscrub