While many models vow to go back to college, few do. [VERB to-infinitive]

很多模特发誓要重回大学校园，但很少有人做到。

I solemnly vowed that someday I would return to live in Europe. [VERB that]

我郑重发誓，总有一天我将回到欧洲生活。

'I'll kill him,' she vowed. [VERB with quote]

“我要宰了他，”她发誓说。

They have vowed a quick and decisive response. [VERB noun]

他们立誓要给出一个快速果断的回应。

I made a silent vow to be more careful in the future.

我暗暗发誓，日后要倍加小心。

I had to admire David's vow that he would leave the programme.

戴维发誓要离开这个项目，我不得不对他表示钦佩。

I took my marriage vows and kept them.

我结婚时许下誓言，并一直信守。

...a nun who had taken final vows.

已立誓出家的尼姑

He had broken his vow of poverty. [+ of]

他违背了他安贫乐道的誓言。