我需要戒烟的时候到了。

The time has arrived when I need to give up smoking.

《柯林斯英汉双解大词典》

打乒乓的时候到了。

It's time to play ping-pong.

youdao

“我们逃走的时候到了。”他转身对他父亲低声说。

"The time has come for us to escape," he whispered, turning to his father.

youdao

So that's a big help. And equilibrium happens when there isn't any possible change of state that would satisfy this.

这个非常方便，当所有的变化,都无法满足这个公式的时候,系统就达到了平衡。

麻省理工公开课 - 热力学与动力学课程节选

And it's at the height of this vision of our floral decoration of Lycidas' hearse that the speaker is suddenly caught up short.

都到了用鲜花装饰利西达斯的灵车,的时候了读者才突然领会到。

耶鲁公开课 - 弥尔顿课程节选

we have Nala and he meets this man, Rituparna, and this is where a probability theory apparently comes in.

有那勒,他遇到的这个人,叫睿都巴若那,这就到了讲概率论的时候了

耶鲁公开课 - 金融市场课程节选