1. 相信;信任
    If you have faith in someone or something, you feel confident about their ability or goodness.

    e.g. She had placed a great deal of faith in Mr Penleigh...
           她对彭利先生极其信任。
    e.g. People have lost faith in the British Parliament.
           人们已经对英国议会失去了信任。

2. 宗教
    A faith is a particular religion, for example Christianity, Buddhism, or Islam.

    e.g. England shifted officially from a Catholic to a Protestant faith in the 16th century.
           英格兰于 16 世纪正式由天主教改信新教。

3. 宗教信仰
    Faith is strong religious belief in a particular God.

    e.g. Umberto Eco's loss of his own religious faith is reflected in his novels.
           翁贝托·艾柯个人宗教信仰的丧失反映在了他的小说里。

4. 背弃;对…不忠;脱离
    If you break faith with someone you made a promise to or something you believed in, you stop acting in a way that supports them.

    e.g. 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！

5. 真诚地;真心实意地;好意地
    If you do something in good faith, you seriously believe that what you are doing is right, honest, or legal, even though this may not be the case.

    e.g. This report was published in good faith but we regret any confusion which may have been caused.
           我们发表这篇报道的初衷是好的，但对可能已造成的混乱深感歉意。

6. 信守(诺言);恪守
    If you keep faith with someone you have made a promise to or something you believe in, you continue to support them even when it is difficult to do so.

    e.g. 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。

7. see also: article of faith;leap of faith