不时的

The professor punctuated his lecture with a few well-chosen jokes.

教授在讲演中不时插入几个适当笑话。

Now and than a magpie would call.

不时有喜鹊叫声。

There were flashes of brilliance from several of the players.

几位选手才气不时闪现出来。

She meets her old boyfriend for a drink.

她不时与她过喝上一杯。

The train stopped frequently at lonely little stations,which resulted in a sleepless night.

火车不时在孤寂小站停下来,这使我一夜难眠。