off and on
US /ɔf ænd ɑn/
UK /ɒf ænd ɒn/
副词
断断续续, 时而
sometimes but not regularly or continuously
示例:
•
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。