音標(biāo)發(fā)音英式音標(biāo) ['da?tf?l; -f(?)l]美式音標(biāo) [?da?t.f?l]國際音標(biāo) ['dautful]英式發(fā)音 美式發(fā)音 基本解釋adj. 可疑的；令人生疑的；疑心的；不能確定的詞根記憶來自doubt(v.懷疑)同根派生adj性質(zhì)的同根詞doubtless：無疑的；確定的。doubting：不相信的；有疑心的。adv性質(zhì)的同根詞doubtless：無疑地；確定地；大概，多半。doubtfully：懷疑地；含糊地。n性質(zhì)的同根詞doubt：懷疑；疑問；疑惑。doubter：抱懷疑態(tài)度的人；不信宗教的人；懷疑論者。v性質(zhì)的同根詞doubt：懷疑；不信；恐怕；拿不準(zhǔn)。doubtful相關(guān)詞用法辨析adj. (形容詞)doubtful從主觀角度說,指某人“懷疑”某人某事,后面常接介詞of或about,意為對…懷疑; 從客觀角度說,指某人某事“令人懷疑”,意為“可疑的,使人產(chǎn)生疑問的”。 doubtful作“懷疑的,不能肯定的”解時,可接由where, what, whether等引導(dǎo)的短語或從句。 在“It is doubtful”之后常接whether或if引導(dǎo)的從句,用于疑問或否定結(jié)構(gòu)時, doubtful可搭用it的同位結(jié)構(gòu)的that從句。 doubtful使用方法doubtful詳細辨析英漢例句用作形容詞 (adj.)用作定語: ～+ n.This is a doubtful battle.這是一場勝負難測的戰(zhàn)爭。用作表語: S+be+～The weather looks very doubtful.這天氣很靠不住。S+be+～+ prep .-phraseI feel very doubtful about this.我對這點很懷疑。S+be+～+wh-to- vI'm doubtful where to go.該往哪里去我心中無底。S+be+～+wh-clauseI feel doubtful what I ought to do.我不知該做什么。It is/was+～+that/wh-/if-clauseIt is doubtful if our resources will hand out for more than two or three days more.我們的資源能否再維持兩三天以上,值得懷疑。doubtful更多例句詞組短語短語doubtful case [法]疑案;無罪推定doubtful point 疑點;難以斷定的含義doubtful species 可疑種doubtful about 懷疑的，可疑的；對…懷疑doubtful hit 可疑劍;可疑刺或劈;可疑刺doubtful更多詞組英英字典劍橋英英字典 If you are doubtful about something, you are uncertain about it.柯林斯英英字典 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. doubtful劍橋字典doubtful柯林斯字典專業(yè)釋義法學(xué)有疑問的