Because of other commitments I can only write my book in fits and starts.

由于还承担着其他任务，我只能断断续续地写书。

He has done this only in fits and starts.

他已做的仅仅还在适应和开始中。

Youth only recognizes age by fits and starts .

青春只是偶尔认识老年。

Most of us serve our ideals by fits and starts.

大多数人对待理想时冷时热。

The machine tends to go forward in fits and starts.

这机器往往是时断时续地前进。