英和辞典
  
doubtA2
dáutダウト
名詞
疑い(の気持ち)
There is no [little] doubt about his honesty.
There is no [little] doubt about his honesty.
彼の正直さには全然[ほとんど]疑いがない.
There is no doubt that he is guilty.
There is no doubt that he is guilty.
彼が有罪であることに疑いはない.
I have many doubts about the plan.
I have many doubts about the plan.
私はその計画についてはいろいろと疑問がある.
no doubtno doubt
no doubt
きっと, たしかに; 話 たぶん
No doubt he will come here.
No doubt he will come here.
きっと彼はここに来る.
without a doubtwithout doubtwithout (a) doubt
without (a) doubt
疑いもなく, 必ず
Without doubt he will take first place.
Without doubt he will take first place.
必ず彼は優勝するでしょう.
動詞
疑う; ~ではないだろうと思う (suspect)
I doubted my eyes.
I doubted my eyes.
(これが本当かと)私は自分の目を疑った.
I doubt if [whether] he will keep his word.
I doubt if [whether] he will keep his word.
私は彼が約束を守るかどうか疑問に思う.
I doubt (that) he will come.
I doubt (that) he will come.
彼が来ることなんかありえないと思う[きっと来ないと思う].
  ⦣ 非常に強い疑いの気持ちを表す.
I don't doubt (that) he will keep his word.
I don't doubt (that) he will keep his word.
私は彼が約束を守ることを疑わない.