- 不时 [bù shí]
- （时时） frequently; from time to time; often; now and then- （随时; 不是预定的时间） at any time; occasionally
From time to time; occasionally.
The house has been added to (ie New rooms, etc have been built on to it) from time to time.
At intervals she would stop for a rest.
That interview came often into my mind.
His speech was frequently interrupted by stormy applause.