信心的英文：
confidence
faith (in someone or something)

参考例句：

Faith in; trust in
对..之信心

Have the visceral conviction that.
对。。。深有信心

He was filled with confidence again after the teacher's pep talk.
听了老师的那番鼓励的话语之后，他又充满了信心。

Only the person who has faith in himself is able to be faithful to others. --Erich Fromm
只有对自己有信心的人才会对别人守信用。　--埃立克·弗洛姆

They need the ability to reflate without having to constantly worry about satisfying capital market investor confidence.
亚洲必须取得通货回胀，却不能时时顾及投资者对资金市场投资信心的需求。

Like many students over the years, you too can develop confidence in your speechmaking abilities.
如同数年以来在此学习的许多学生，你同样能够在你的演讲能力上提高信心。

If he retains his faith in his ability to hole out, then he remains a good putter
要是他保持自己有能力将高尔夫球打入穴中的信心，那么他仍然是个好的高尔夫球轻击手。

an abiding faith
不变的信心

Have belief in; have faith in
对..有信心

Have confidence in; have faith in
对..有信心;确信

confidence是什么意思：
n. 自信；信任；知心人；秘密；大胆

Confidence is transferrable.
自信是可以转换的。

Have confidence in yourself.
得对自己有信心。

They have confidence in me.
他们对我有信心。

faith是什么意思：
n. 信任，相信，宗教信仰，宗教，诚意，善意

As faithful as a dog.
像狗一般的忠诚。

"in faith (=by my faith, upon my faith)"
实在!说实话!说真的!的确!

Faith, which does not doubt is a dead faith.
没有怀疑的信念是无生命的信念。

someone是什么意思：
pron. 有人，某人
n. 重要人物，有名气的人

Someone has tampered with the accounts of the company.
有人篡改了公司的账目。

Someone has tampered with the electrical circuits.
有人乱动过电路。

Someone left this for you.
有人把这留给你。