questionable，doubtful，ambiguous，uncertain
这些形容词都含“怀疑的，不确定的”之意。
questionable通常指怀疑某行为是否恰当，或指有根有据的怀疑。
doubtful指对某个问题持积极怀疑的，有疑问的态度，强调缺乏确信。
ambiguous指因缺乏明确感或因为有各种不同的解释而值得怀疑。
uncertain多指因缺乏证据或了解而捉摸不定，也指因不能预料而不能作出选择。
- 词义辨析
- 双语例句
1、
Everyone was doubtful at first, but his statement in detail held up.
起初大家都怀疑, 但他的详细叙述证明情况属实.
——《简明英汉词典》
2、
Rose was doubtful about the whole idea.
罗斯对整个设想持怀疑态度。
——《牛津高阶英汉双解词典》
3、
As soon as he finished, his supporters applauded vigorously, but most of the masses were taken aback and exchanged doubtful glances.
他的话完了, 他的几个支持者拼命地鼓掌, 而更多的人却噤若寒蝉,面面相觑.
——《现代汉英综合大词典》
4、
Let's try to clear up our difficult and doubtful points.
让我们设法把难处和疑点解决一下.
《简明英汉词典》
5、
Provisions for doubtful debts increased to eight million pounds.
疑账准备金增加到八百万英镑.
国际金融英语口语
6、
It is doubtful whether it is true or not.
这件事的真假是可疑的.
——《简明英汉词典》
7、
For a time it seemed doubtful that he would move at all.
有一段时间他似乎根本不会搬家。
——柯林斯例句
8、
The speaker was clearly playing to the gallery when he uttered so many doubtful jokes.
演说者讲了这么多似是而非的笑话,显然是迎合低级趣味.
——《现代汉英综合大词典》
9、
The day is doubtful.
胜负难料.
——《现代英汉综合大词典》
10、
It is doubtful whether Tweed, even with his fluent French, passed for one of the locals.
尽管特威德能说一口流利的法语，他是否能被当作当地人还很难说。
——柯林斯例句
11、
I'm doubtful where to go.
该往哪里去我心中无底.
——《简明英汉词典》
12、
I am doubtful whether I could ever learn English, but I'm determined to have a bash at it.
不晓得我能不能学会英语, 但是我决心试试看.
——《现代英汉综合大词典》
13、
It is doubtful that he will come.
他会不会来值得怀疑.
——期刊摘选
14、
I am doubtful whether I can solve the puzzle, but I'll have a shot at it.
我怀疑能否解决这难题, 我将试试看.
——《简明英汉词典》
15、
I am very doubtful of that.
我很疑心那件事.
——《简明英汉词典》
16、
Some British banks have used doubtful property revaluations to improve their capital ratios.
有些英国银行通过使用不可靠的资产重估来提高它们的资本率。
——柯林斯例句
17、
They also seemed of very doubtful value.
它们好像也没有多大价值。
——柯林斯例句
18、
I feel doubtful what I ought to do.
我不知该做什么.
——《简明英汉词典》
19、
It is doubtful if dehydrated fruit will make much headway.
脱水水果是否有多大进步尚难予料.
——辞典例句
20、
They paused at the top of the stairs, doubtful as to which way to go next.
他们在楼梯顶部停住了，不知道接下来该往哪边走。
——柯林斯例句
21、
I feel very doubtful about this.
我对这点很怀疑.
——《简明英汉词典》
22、
He felt very doubtful of the outcome.
关于结果他感到非常疑惑.
——期刊摘选
23、
It is doubtful whether our resources will hand out for more than two or three days more.
我们的资源能否再维持两三天以上值得怀疑.
——《简明英汉词典》
24、
Forsyth is doubtful for tonight's game with a badly bruised leg.
福赛斯腿部严重擦伤，不大可能参加今晚的比赛。
——柯林斯例句
25、
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.
——期刊摘选
26、
This is a doubtful battle.
这是一场胜负难测的战争.
——《简明英汉词典》
27、
I am doubtful whether it is true.
我怀疑那是否真实.
——期刊摘选
28、
Whether the authorities will allow inspection is highly doubtful.
当局是否允许检查还是个大问号。
——柯林斯例句
29、
It is doubtful whether Ted, even with his fluent French, passed for one of the locals.
尽管特德能说一口流利的法语，但他是否会被当成当地人仍值得怀疑。
——柯林斯例句
- 相关短语
- doubtful debts可疑债务，呆账，难以收回的账款;
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