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suspect，doubt，distrust，have a suspicion that...，[电影]Doubt；

[例句] 这个新信息确实使人们对他们的选择产生了怀疑。 This new information does throw doubt on their choice.

[例句] 你或许是个怀疑论者，会把它归因于生活的不公正。 You may be a sceptic and put it down to life's inequalities.

feel uncertain，not be convinced，disbelieve，discredit，doubt ；

[例句] 令人疑惑的是，她看上去就像一位面熟的邻家阿姨或是祖母。 She looks disconcertingly like a familiar aunt or grandmother.

[例句] 神父在亮光下皱起了眉头，一脸疑惑。 The priest frowned into the light, his face puzzled.

（拿不定主意） hesitate，be shy of，hesitancy ；

[例句] 有一小会儿他看上去有些迟疑不定，之后又恢复了镇定。 For a minute he looked uncertain, and then recovered his composure.

[例句] “你能帮我个忙吗？”她迟疑地问。 "Would you do me a favour?" she asked hesitantly.

（无中生有地起疑心） harbour suspicions，be suspicious，have misgivings ；

[例句] 惠特洛克心里默默地诅咒格雷厄姆，因为他让自己备受猜疑。 Whitlock silently cursed Graham for heaping more suspicion on him.

[例句] 情感的流露会招致猜疑。 Displays of emotion are regarded with suspicion.

doubt，suspect，suspicion，（怀疑） suspect doubt ；

[例句] 起了疑心的爱好者揭发了这一勾当，警察在诺丁汉逮捕了一名男子。 Suspicious fans exposed the racket and police arrested a man in Nottingham.

[例句] 我很疑心那件事. I am very doubtful of that.

suspicion ；

[例句] 对某些有不忠嫌疑的官员已经提起了诉讼。 Charges had already been made against certain officials suspected of disloyalty.

[例句] 这个电视节目有些伪善和夸耀的嫌疑。 The TV show had the whiff of hypocrisy and pomposity.

query，question，problem，doubt，peradventure ；

[例句] 当时，许多技术专家对那种工艺抱有疑问。 Many technical experts at the time had doubts about the technology.

[例句] 如有任何疑问，就给我发邮件。 If you have any problems then send me some mail.

call in question，query，oppugn ；

[例句] 人们想仔细分析他的作品，并对他的动机提出质疑。 People want to dissect his work and question his motives.

[例句] 审计员质疑这些合同是否合法。 The auditor has questioned the legality of the contracts.

misgivings，doubt，gaingiving，misgive，qualm ；

[例句] 听到这番话，欣兰感到他内心的疑虑顿时消散了。 When he heard these words, Shinran felt his inner doubts melt away.

[例句] 她刚开始做时我心存疑虑，但她真的做得很好。 I had my doubts when she started, but she's getting really good.

hypo，hypos，hypochondriasis，hypochondria ；

[例句] 疑病 、 躯体化反应 、 应对机制、脑 - 肠轴等因素可能在功能性便秘的发生、发展中起重要作用. Hypochondriasis, somatization, coping mechanism and brain - gut axis perhaps play important roles in the development of FC.

disambiguation ；

[例句] 他对这事还有疑虑,我们为他解疑 吧. Let's relieve him of his doubts in regard to this matter.

[例句] 老师正在给学生们解疑. The teacher is answering the students'questions.

question ；

[例句] 英语中有些疑问句使用升调。 In English, some questions have a rising intonation.

[例句] 疑问句是以升调说出来的. Questions are spoken with a rising intonation.

apprehend，misgive，apprehensions，misgivings，misgiving ；

implicity ；

[例句] 我丝毫都不怀疑我们对环境的污染是不可挽回的。 I have no doubt that we are polluting the environment beyond redemption.

[例句] 我不怀疑那个女孩的真诚. I don't doubt the girl's sincerity.

interrogative，interrogatory ；

[例句] 她带着疑问的眼神看了凯特一眼。 She cast a speculative look at Kate.

[例句] 通常有很多疑问的他却缺乏向她质询的决心。 He who was usually so full of questions lacked the will to confront her with them.

interrogative，wondering ；

[例句] 令人疑惑的是，她看上去就像一位面熟的邻家阿姨或是祖母。 She looks disconcertingly like a familiar aunt or grandmother.

[例句] 她用疑惑的眼睛看着我们。 She stared at us with unbelieving eyes.

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[例句] 他无可怀疑(因为他是可以完全信赖的人,所以不受怀疑). He is above suspicion, ie is not suspected because he is completely trusted.

[例句] 他能清白、不受怀疑地走入大楼. He was able to get into the building unspotted and unsuspected.

hypochondria，hypochodriasis，hygeiophrontis，hypochondriasis ；

[例句] 疑病症通常在刚进入成年时期时开始表现出来,男性和女性的比例相近. Hypochondriasis usually first manifests itself in early adulthood andamong males and females.

misgive；

[例句] 我将如何使怀疑论者确信他要关注我的研究 呢 ? How am I going to convince this skeptic that she should attention to my research?

interrogative ；

[例句] 本文详细描述了该书 疑问词 语的句法分布及功能. This paper was detailed to describe the distribution and function of interrogative ( words ) and phrases.