break/keep faith with sb
对某人不守信用 / 守信用；不忠诚 / 忠诚于某人
to break/keep a promise that you have made to sb; to stop/continue being loyal to sb
经典例句研习：
If we don't, we're breaking faith with our people!
如果我们不这样，就是对我们的人民背信弃义！
Once again he has broken his faith with them.
他又一次对他们不守信义。
He always breaks faith with his clients.
他对顾客总是不守信用。
He has made one of the most powerful American films of the year by keeping faith with his radical principles.
他秉承自己一贯的激进风格，制作出了本年度美国最有感染力的影片之一。
You cannot expect your friends to trust you if you don't keep faith with them.
假如你对朋友不守信义，你就不要指望他们会信任你。
He always keeps faith with his friends.
他对朋友一向守信用。
He makes a religion of keeping faith with his friends.
他把封朋友守信作为信条。
注意：
have faith in 对……有信心
lose faith in 失去对……的信心
We must have faith in the masses.
要相信群众。
The public never had faith in his ability to handle the job
公众从来不相信他有能力胜任这一职位。
She had an unshakeable faith in human goodness and natural honesty.
她坚信人的本性是善良诚实的。
He also had an invincible faith in the medicinal virtues of garlic.
他同时也对大蒜的医学功效深信不疑。
There are a lot of difficulties in front of us, yet we still have faith in victory.
We are in the face of difficulties, yet we still have faith in victory.
虽然面临许多困难，然而我们对胜利仍充满信心。
He had implicit faith in the noble intentions of the Emperor.
他对皇帝的高尚意图深信不疑。
People have lost faith in the British Parliament.
人们已经对英国议会失去了信任。
She began to lose faith in herself.
她开始对自己丧失信心。
