phrase verb
B1
to leave a place and go somewhere else
They decided to go off to the beach for the weekend.
他们决定去海滩度周末。
B2
If food goes off, it is no longer good to eat because it is old.
Make sure to eat the yogurt before it goes off.
确保在酸奶变质前食用。
C1
If a bomb or a gun goes off, it explodes or fires.
The alarm clock went off at 6 a.m., waking everyone up.
闹钟在早上6点响了，把大家都吵醒了。
translation
离开, 变质, 爆炸