I started to go off the idea.

　　我開始對這一想法失去興趣了。

　　Four officers were told to go off duty and rest at home

　　四名官員已經被通知停職在家休整。

　　You go off round the world, and leave me to hold the baby.

　　你滿世界地跑，把苦差事都扔給我。

　　He heard the alarm go off.

　　他聽見警報響了。

　　The alarm did go off but all I did was yawn, turn over and go back to sleep.

　　鬧鐘確實響了，但我只是打了個哈欠，翻個身又接著睡著了。