I made a solemn vow that someday I would return to live in Europe.

我郑重发下誓言，总有一天我将回到欧洲生活。

金山词霸

I still cling to the hope that someday she'll talk to me.

我依然抱着希望，总有一天她会和我说话。

金山词霸

One day I'll settle down and start a family.

总有一天，我会安定下来，组建家庭。

金山词霸

One day, it might even suit the Kremlin to encourage this truculence.

总有一天可能更适于克里姆宁宫去鼓励这种好战.

《简明英汉词典》

If you drive as recklessly as that, you'll end in hospital.

要是你开车老是那样鲁莽, 总有一天要住进医院.

《简明英汉词典》

Some day I will reciprocate your kindness to me.

总有一天我会报答你对我的恩德.

《现代汉英综合大词典》

Some day I will reciprocate your great kindness to me.

总有一天我会报答你对我的厚爱.

《现代汉英综合大词典》

Scornful dogs will eat dirty puddings.

傲狗总有一天要吃脏布丁.

《简明英汉词典》

He may surprise us all yet.

他总有一天会让我们大家惊奇.

《简明英汉词典》

We shall die some day.

我们总有一天要弃世而去.

《现代汉英综合大词典》

You'll live to rue it.

你总有一天要后悔的.

《现代英汉综合大词典》

His pride will undo him some day.

他的傲慢总有一天会毁了他.

《现代英汉综合大词典》

Things will mend in time.

事态总有一天会好转.

《现代英汉综合大词典》

You will one day deeply rue the remarks you directed at me, miss.

总有一天你会深深懊悔你对我说过的话，小姐。

金山词霸

If you go on behaving in this way, you'll land up in prison one day.

你如果继续这种行为, 总有一天你会坐牢.

《简明英汉词典》