His translation manages to be faithful to the spirit of the original.

他的译文做到了忠于原文的精神。

《牛津词典》

Whether they say it aloud or not, most men expect their wives to be faithful.

无论他们是否说出来，大部分男人都希望他们的妻子忠贞不渝。

《柯林斯英汉双解大词典》

To be full of faith means precisely to be faithful.

充满信任恰恰是一种忠诚.

youdao

But he needs to be faithful and true, can take care of property and invest money with good judgment.

VOA: special.2010.04.24

The first statements, either one through four or one through five depending on your counting, but the first group of statements concern Israel's relationship with her suzerain, with God. She's to be exclusively faithful to God. She's not to bow down to any manmade image.

第一部分声明包括前四条还是前五条,取决于你的数法，它是有关,以色列人和她的宗主她的上帝之间的关系的，她应该,把上帝当作唯一的信仰，而不能敬拜任何人造的偶像。

耶鲁公开课 - 旧约导论课程节选

The greatest challenge in creating the album, she said, was her desire to be faithful to the famous recordings.

WSJ: The Orchestra Is a Woman | Petra Haden | By Jim Fusilli

Not all the crappiness can be excused on the ground that the filmmakers are trying to be faithful to the D.

NEWYORKER: Green Lantern

Not surprisingly, the Maoist broke with tradition by swearing to be faithful to Nepal in the name of the people, rather than of God.

ECONOMIST: A guerrilla becomes prime minister