off and on

US /ɔf ænd ɑn/
UK /ɔf ænd ɑn/
"off and on" picture
1.

断断续续, 时而

sometimes but not regularly or continuously

:
•
It rained off and on all day.
一整天都断断续续地下着雨。
•
They've been dating off and on for years.
他们断断续续地约会了好几年。
:
offswitch offtake offget offkick offturn offset off