doubtful

英['daʊtfl] 美['daʊtfl]
  • adj. 可疑的；怀疑的；不确定的
doubtfully doubtfulness
CET4 TEM4 IELTS TOEFL CET6
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星级词汇:
  • doubleender n.两头构造相同之物(两头可开的电车；双头扳手)

详细释义

    adj. (形容词)
    1. 怀疑的，可疑的， 令人生疑的，不太相信的
    2. 含糊的，疑惑的，有疑问的
    3. 难以预测的
    4. 不明确的
    5. 不好的，未必好的
    6. 低劣的
    7. 未必货真价实的
    8. 靠不住的，拿不准的
    adj. (形容词)
    1. 难以预测的,未定的 uncertain; not settled
    2. 怀疑的,可疑的 not trusting; questionable

英英释义

Adjective:
  1. open to doubt or suspicion;

    "the candidate's doubtful past"
    "he has a dubious record indeed"
    "what one found uncertain the other found dubious or downright false"
    "it was more than dubitable whether the friend was as influential as she thought"

  2. fraught with uncertainty or doubt;

    "they were doubtful that the cord would hold"
    "it was doubtful whether she would be admitted"
    "dubious about agreeing to go"

  3. unsettled in mind or opinion;

    "drew a few tentative conclusions"

双语例句

1. 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。

来自柯林斯例句

2. 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。

来自柯林斯例句

3. Whether the authorities will allow inspection is highly doubtful.
当局是否允许检查还是个大问号。

来自柯林斯例句

4. They also seemed of very doubtful value.
它们好像也没有多大价值。

来自柯林斯例句

5. Rose was doubtful about the whole idea.
罗斯对整个设想持怀疑态度。

来自《权威词典》

    用作形容词 (adj.)
    1. It is doubtful whether it is true or not.
      这件事的真假是可疑的。
    2. The fact that he won the first place is doubtful.
      他得了第一名是让人可疑的。
    3. He is an author of doubtful reputation.
      他是一位名声不太好的作家。
    4. 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。
    5. I am doubtful about the propriety of granting such a request.
      我怀疑答应这项要求是否合适。
    6. It is doubtful whether the old man will recover from the operation.
      那老人手术后是否会康复难以确定。
    用作形容词 (adj.)
    用作定语 ～+ n.
    1. This is a doubtful battle.
      这是一场胜负难测的战争。
    2. 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。
    用作表语 S+be+～
    1. The weather looks very doubtful.
      这天气很靠不住。
    2. 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。
    S+be+～+ prep .-phrase
    1. I feel very doubtful about this.
      我对这点很怀疑。
    2. I feel doubtful about his ability to do the work.
      我怀疑他有无做这件事的能力。
    3. He was doubtful of the patient's recovery.
      他怀疑病人是否痊愈。
    4. I am very doubtful of that.
      我很疑心那件事。
    S+be+～+wh-to- v
    1. I'm doubtful where to go.
      该往哪里去我心中无底。
    S+be+～+wh-clause
    1. I feel doubtful what I ought to do.
      我不知该做什么。
    2. She is doubtful whether her mother really likes the present.
      她怀疑她母亲是否真喜欢那个礼物。
    It is/was+～+that/wh-/if-clause
    1. It is doubtful if 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。
    2. It is doubtful whether it is true or not.
      这事的真假是可疑的。
    3. It is not doubtful that he will give up smoking.
      他会戒烟是不用怀疑的。

用法讲解

adj. (形容词)
  1. doubtful从主观角度说,指某人“怀疑”某人某事,后面常接介词of或about,意为对…怀疑; 从客观角度说,指某人某事“令人怀疑”,意为“可疑的,使人产生疑问的”。
  2. doubtful作“怀疑的,不能肯定的”解时,可接由where, what, whether等引导的短语或从句。
  3. 在“It is doubtful”之后常接whether或if引导的从句,用于疑问或否定结构时, doubtful可搭用it的同位结构的that从句。
questionable，doubtful，ambiguous，uncertain
  • 这些形容词均含“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。

    • 相关词汇

    【邻近词汇】

    doubtless doubt doubtfully doubtful of doubtfulness doubtful hit doubtful loan doubtful word doubtful case doubtful tale doubtful debt doubtful about
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