美 [bɪˈliːv ɪn]
相信……的存在：对某事物的存在有信心或信任。
相信……的价值或好处：对某事物的价值或好处有信任。
相信某人的善良或能力：对某人的善良或能力有信任。
have a firm conviction as to the goodness of something
爱情这个东西，和天堂一样，不是用来相信（believe）的，而是用来信仰（believe in）的。不去怀疑，也就不会患得患失；不去分析，也就无关幸福与否。
believe in 坚信; 相信,信条; 相信,信仰,主张; 相信,依赖,信仰; 相信，信奉; 相信,信任; 相信，信仰; 信奉，相信(有)，信任; 信赖; 信耐; 信任,信仰 ..
... When in Rome, do as the Romans do入乡随俗 believe in 信任 (=trust)，信仰 ...
... begin with 以…开始；开始于 believe in 相信，信仰，主张 belong to 属于；附属 ...
They don't believe in marriage.
他们不相信婚姻。
I don't believe in ghosts.
我不相信有鬼。
Do you believe in magic?
你相信巫术吗？
And when the system fails, it is my responsibility." President Obama campaigned on a promise of "change we can believe in."
VOA : special.2010.01.23
When he's in the army, he can get rid of Jesus by converting not to evil, but to nothing, to believe in nothing.
当他当兵的时候，以不去向罪恶堕落，选择做一个虚无主义者的方式。
1945年后的美国小说课程节选 : 耶鲁公开课
So although I'm trying to sketch the dualist position, as I explained on Tuesday, I don't myself believe in souls.
尽管我在尝试去概述,二元论的观点,就像我在周二所说的,我自己并不相信灵魂
死亡课程节选 : 耶鲁公开课
But the man and woman do not believe in the evil eye, that a person can harm you by looking at you.
VOA : special.2009.09.06
"I firmly believe in the rule of law as the foundation for all of our basic rights.
VOA : special.2009.05.30
So why do we persist with the male mid-life crisis, talk about it, believe in it?
Nonetheless, the gruesome commerce flourishes because many Chinese believe in the medicinal value of the creatures.
Scientist: I must confess, I find it difficult to believe in a disease of machinery.