動詞 call off:

1. postpone indefinitely or annul something that was scheduled
   同義詞：cancel, scratch, scrub
2. give the calls (to the dancers) for a square dance
   同義詞：call

1. The president's visit was called off at the eleventh hour.
   總裁的這次訪問到時取消了。
2. Rescuers had to call off the search due to worsening weather.
   由于天氣越來越壞，救援人員只得停止搜索。
3. The meeting was called off.
   會議已取消了。
4. Since you cannot reduce the price, we may call off the deal(business) as well.
   您既然不能降價，那這筆交易不如就拉倒吧。