call off (something)orcall (something) off:to stop doing or planning to do (something)停止;取消
We had to call off [=cancel] our trip.我们不得不取消这次旅行。
The police have decided to call the investigation off. [=to stop the investigation]警方决定停止调查。
2
call off (someone or something)orcall (someone or something) off:to cause or tell (a person or animal) to stop attacking, chasing, etc.使(人或动物)停止(袭击、追捕等)
The dog was barking and growling at me until its owner called it off.那条狗对着我狂吠,直到主人喊它才安静下来。