狐疑的英文：
doubt; suspicion

参考例句：

Val grinned doubtfully
法尔满脸狐疑地咧着嘴笑。

He gave me a quizzical look.
他以狐疑的神色看我。

They could no longer doubt the seriousness of this stranger. And they could not doubt his substance.
这一下，他们再也不能狐疑这位外乡人的严肃意图，不能狐疑他的家境了。

He was like a sceptical voyager strolling on the beach while he waited for the tide
他象一个狐疑不定的航海家，漫步在沙滩上等待涨潮。

The Mouse looked at her rather inquisitively, and seemed to her to wink with one of its little eyes, but it said nothing
现在这老鼠狐疑地看着她，好像还把一只小眼睛向她眨了眨，但没说话。

doubt是什么意思：
n. 怀疑；疑问；疑惑
v. 对…无把握；怀疑；不信；拿不准；恐怕

benefit of the doubt
裁判员对可疑情况无把握时不对有关运动员作不利判定

They were beset by doubts and fears .
他们被疑虑和恐惧所困扰。

Being such as to debar questioning or doubts.
无异议的如此以至使质疑或怀疑都没有必要的。

They have never doubted of success.
他们对成功从未怀疑过。

Doubt is the key of knowledge
怀疑乃知识的钥匙

suspicion是什么意思：
n. 怀疑；疑心；嫌疑；一点儿

Ignorance is the mother of suspicions
无知会多疑

Suspicion is the poison of true friendship
猜疑伤害莫逆之交

A whiff of danger,scandal,suspicion
有点危险、丑事、怀疑.

An unvoiced protest,doubt,suspicion
内心的抗议、疑问、怀疑.

Jealousy and suspicion are eroding our friendship.
嫉妒和猜疑在侵蚀我们的友谊。