1·From time to time he passed on confidential information to him.
他不时地传送机密情报给他。
—— 《柯林斯英汉双解大词典》
2·You'll feel free and fresh from time to time.
你不时的会感到自由，精神饱满。
3·The river lay quiet beside the empty distillery and from time to time a light appeared in some house on Lucan Road.
河静静地流淌于在空荡荡的酒厂旁边，不时有一盏灯出现在“卢坎路”上的某个房子里。
4·You can also release the profile from time to time, but be aware of the consequences: it creates a checkpoint that prevents certain changes, that version cannot be deleted, and so on.
您还可以不时地发布这个概要文件，但是要注意所产生地后果：它创建一个阻止某些变更的检验点，那个版本不能被发布，等等。
5·It needs some rest from time to time, in order to recharge itself and your body.
它需要不时地休息，这才能确保它自己和你的身体都重新充满能力。