doubtful
I am doubtful about the value of your proposal.
我怀疑你的提议是否有价值。
The ethics of his decision are doubtful.
他的这一决定是否合乎道德规范值得怀疑。
I'm rather doubtful about his integrity.
我对这事的忠诚颇有怀疑。
It is doubtful whether he can read my fortune or not.
他能否算出我的运气还是个疑问。
I am doubtful about the propriety of granting such a request.
我怀疑答应这项要求是否合适。
He was doubtful of the outcome.
他对于结果没有信心。
Their acceptance of the contract is still in doubt.
他们是否接受那合同还说不准。
There is no doubt that we will be successful.
毫无疑问我们会成功的。
The authenticity of the manuscript is beyond doubt.
手稿的真实性是毋庸置疑的。
More reading may be allaying your doubt.
多读书或许可以减少你的疑惑。
The outcome of the election was in doubt then.
当时大选的结果还看不准。
The truth of the report is beyond all doubt.
该报道的真实性是无可置疑的。
He is, without doubt, the greatest golfer in Japan.
毫无疑问,他是称霸日本的高尔夫球手。
I was very doubtful a bout the cost, but dared not give tongue to my fears.
我很怀疑这个费用，但没有敢说出自己的担心。
No doubt her death is related to politics.
她的死无疑和政治有关。
For my part, I have no reason to doubt him.
就我来说，我没有理由怀疑他。
I make no doubt of your succeeding.
我不怀疑你会成功。
He was troubled by religious doubt.
他因对宗教的疑惧而十分烦恼。
Many people throw doubt on her story.
许多人对她的叙述产生怀疑。
Be there any room for doubt about that?
此事还有什么疑问吗？
I don't doubt the veracity of your report.
我毫不怀疑你报告中的真实性。
There's no room for doubt, ie It is quite certain.
没有怀疑的余地。
I don't doubt your ability to do the work.
我不怀疑你有能力担任这项工作。
He insinuated his doubt of her ability.
他暗示了他对她能力的怀疑。
The police established his guilt beyond all doubt.
警方确凿地认定他有罪。
No doubt the committee will wave aside his nearsighted view.
毫无疑问委员会对他的肤浅之见会置之不理的。
I doubt if Kate and her boyfriend are sleeping together.
我不相信凯特会和她的男朋友一起睡。
I doubt whether any court in the country would decide for him.
我怀疑这个国家是否有哪个法庭会维护他。
Jack will no doubt telephone us if he comes to town.
杰克如果到镇上来也许会给我们打电话的。
Another doubt arose in his mind, however, as this one disappeared.
但是这个疑虑消失了，另一个怀疑又浮上他的脑际。
I doubt whether they really have sufficient manpower.
我怀疑他们是否真有足够的人力。
There's some doubt about his suitability for the job.
他是否适合该工作有些疑问。
Such a plan, in my opinion, is without a doubt impractical.
照我看来，这样一个计划无疑是行不通的。
I doubt if she'll live out the winter.
我看她活不过今年冬季。
Officialdom will no doubt decide our future.
当官的无疑将决定我们的未来。
I've no doubt of your ability.
我肯定你有能力。
The latest scientific discoveries cast doubt on earlier theories.
科学上的最新发现使我们对以前的学说产生怀疑。
She has no doubt as to the correctness of her own estimate.
她对自己所作估计的正确性确信无疑。
Because of a long drought, the farmers are doubtful about the prospect of a good yield.
因为长时间的干旱，农民们对于好收成的前景是怀疑的。
It is incumbent upon justice to give some warnings of their doubt about a case.
法官有责任提醒人们有关他们对案件的疑问。
This is beyond doubt the truth.
无疑这是真相。
No doubt he'll be all right.
他一定会好的。
How can we dispel their doubt?
我们怎么才能驱散他们的疑虑呢？
She convinced me that Paul was, beyond doubt, innocent.
她使我深信，保罗确实是清白无辜的。
There is (no) room for doubt.
(没)有怀疑的余地。
Have a lot of doubt, he can not help asking them question.
因为他有些疑问，他禁不住向他们提问。
Jonathan always goes by the book: I doubt if he will let you do what you want.
乔纳森总是循规蹈矩：我怀疑他是否让你干你想干的事情。
His offence is so serious that I doubt whether he can be pardoned for it.
他的过错十分严重。我怀疑他是否会得到原谅。
I very such doubt that young man's being the genuine Ivy League article.
我很怀疑那个年轻人不是真正的常青藤大学的人。
Even if the pay raise and Tower's and Wright's difficulties hadn't taken center stage, it's doubtful Congress would have accomplished much.
即使加薪之事，以及托尔和赖特所遭遇的困难未成为主要问题，国会也未必能有所作为。