1. They have an irrational belief.
    他们的信仰是愚昧的.

2. The fact of first-rate importance is the predominant role that custom plays in experience and in belief, and the very great varieties it may manifest.
    最重要的是，风俗在实践中和信仰上所起的举足轻重的作用，以及它所表现出来的极其丰富多采的形式。

3. The Swedes were the first to recognize that public officials like civil servants, police officers, health inspectors or tax-collectors can make mistakes or act over-zealously in the belief that they are serving the public.
    是瑞典人首先认识到政府工作人员如文职人员、警官、卫生稽查员、税务人员等等也会犯错误或者自以为在为公众服务而把事情做过了头。

4. They leave unwanted objects in drawers, cupboards and attics for years, in the belief that they may one day need just those very things.
    他们专门收藏那些只能被称作杂货的东西。他们在抽屉里，碗柜中、阁楼上堆放着一些不用的东西，一放就是好几年，

5. The "bad air" over the marshes was believed to be its cause, and this belief gives the disease its modern name, for the Italian words for "bad" and "air" are mala and aria.
    沼泽地带上面的“坏空气”被认为是导致疟疾发生的原因，这种观点赋予了这种疾病现在这个名字，因为“坏”和“空气”的意大利语分别是mala和aria。

6. His voice had a tone of sorrow for the suffering of that ancient city, and a tone of confidence, too — a feeling of belief that London would be there, no matter what it had to endure.
    他的声音里表达了一种为这个古老城市遭受的苦难而感到的悲痛，同时还传递着一种信心-- 一种相信无论要去忍受什么样的苦难伦敦也将巍然屹立的信念。

7. Parents would be greatly surprised and deeply touched if they realized how much belief their children usually have in their character and infallibility, and how much this faith means to a child.
    意识到孩子们的这种信念会对孩子产生多么大的影响，那么家长会大为吃惊和深受感动的。

8. Many a man is impeded in his career by a lack of belief in him self.
    许多人因缺乏自信，而阻碍了自己的成功。

9. Columbus had an indomitable belief that he would reach land by sailing west.
    哥伦布有个不屈不挠的信念，他认为向西航行就可到达陆地。

10. One of the things that fascinates us most about cats is the popular belief that they have nine lives.
    最使我们感兴趣的一件事情就是一种通俗的信念--猫有九条命。