doubtful
音标发音
- 英式音标 ['daʊtfʊl; -f(ə)l]
- 美式音标 [ˈdaʊt.fəl]
- 国际音标 ['dautful]
- 英式发音
- 美式发音
基本解释
- adj. 可疑的;令人生疑的;疑心的;不能确定的
词根记忆
- 来自doubt(v.怀疑)
同根派生
- adj性质的同根词
- doubtless:无疑的;确定的。
- doubting:不相信的;有疑心的。
- adv性质的同根词
- doubtless:无疑地;确定地;大概,多半。
- doubtfully:怀疑地;含糊地。
- n性质的同根词
- doubt:怀疑;疑问;疑惑。
- doubter:抱怀疑态度的人;不信宗教的人;怀疑论者。
- v性质的同根词
- doubt:怀疑;不信;恐怕;拿不准。
用法辨析
- 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”。
- 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。
- 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。
adj. (形容词)
英汉例句
- This is a doubtful battle.
这是一场胜负难测的战争。 - The weather looks very doubtful.
这天气很靠不住。 - I feel very doubtful about this.
我对这点很怀疑。 - I'm doubtful where to go.
该往哪里去我心中无底。 - I feel doubtful what I ought to do.
我不知该做什么。 - 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。
用作形容词 (adj.)
用作定语: ~+ n.
用作表语: S+be+~
S+be+~+ prep .-phrase
S+be+~+wh-to- v
S+be+~+wh-clause
It is/was+~+that/wh-/if-clause
词组短语
- doubtful case [法]疑案;无罪推定
- doubtful point 疑点;难以断定的含义
- doubtful species 可疑种
- doubtful about 怀疑的,可疑的;对…怀疑
- doubtful hit 可疑剑;可疑刺或劈;可疑刺
短语
英英字典
- If you are doubtful about something, you are uncertain about it.
- If it is doubtful that something will happen, it seems unlikely to happen or you are uncertain whether it will happen.
- If you are doubtful about something, you feel unsure or uncertain about it.
- doubtfully
- If you say that something is of doubtful quality or value, you mean that it is of low quality or value.
- If a sports player is doubtful for a match or event, he or she seems unlikely to play, usually because of injury.
剑桥英英字典
柯林斯英英字典
专业释义
- 有疑问的