Uncertain

(adj.) ambiguous (especially in the negative); 'she spoke in no uncertain terms' .

(adj.) not established beyond doubt; still undecided or unknown; 'an uncertain future'; 'a manuscript of uncertain origin'; 'plans are still uncertain'; 'changes of great if uncertain consequences'; 'without further evidence his story must remain uncertain' .

(adj.) lacking or indicating lack of confidence or assurance; 'uncertain of his convictions'; 'unsure of himself and his future'; 'moving with uncertain (or unsure) steps'; 'an uncertain smile'; 'touched the ornaments with uncertain fingers' .

(adj.) not certain to occur; not inevitable; 'everything is uncertain about the army'; 'the issue is uncertain' .

(adj.) not consistent or dependable; 'an uncertain recollection of events'; 'a gun with a rather uncertain trigger' .

贝琪校对

• It was therefore from the beginning a divided thing of uncertain power, a claim and an argument rather than a necessary reality. 赫伯特·乔治·威尔斯. 世界史纲.
• Unsettled weather, a long journey, uncertain means of travelling, a disorganised country, a city that may not be even safe for you. 查尔斯·狄更斯. 双城记.
• He moved about a great deal, his life seemed uncertain, without any definite rhythm, any organic meaning. 戴维·赫伯特·劳伦斯. 恋爱中的女人.
• The third, those in which the efficacy of industry is either limited or uncertain. 亚当·斯密. 国富论.
• The conception always precedes the understanding; and where the one is obscure, the other is uncertain; where the one fails, the other must fail also. 戴维·休谟. 人性论.
• I felt I ought to do it, for life is uncertain and I don't want any ill feeling over my tomb. 路易莎·梅·奥尔科特. 小妇人.
• She was uncertain in her mind, and not happy. 查尔斯·狄更斯. 大卫·科波菲尔.
• I stopped to assure him that I had not done so in bad manners, but uncertain whether he might or might not like a job. 查尔斯·狄更斯. 大卫·科波菲尔.
• But at that moment he dared not tell a lie, and he felt suddenly uncertain of his ground which he had trodden with some confidence before. 乔治·艾略特. 米德尔马契.
• In the greatest part of mechanic trades success is almost certain; but very uncertain in the liberal professions. 亚当·斯密. 国富论.
• And he who grovels in the world of sense, and has only this uncertain perception of things, is not a philosopher, but a lover of opinion only. 柏拉图. 理想国.
• It is uncertain if his wife was much older, though tradition declares she was forty. 赫伯特·乔治·威尔斯. 世界史纲.
• Her servants wondered at her directions, usually so sharply-cut and decided, now confused and uncertain. 伊丽莎白·盖斯凯尔. 南方与北方.
• It is very uncertain when my interest might have got William on. 简·奥斯汀. 曼斯菲尔德庄园.
• I was so painfully uncertain whether it was my first duty to close my eyes, or to stop my ears, that I did neither. 威尔基·柯林斯. 月亮宝石.
• Ryder stood glaring with a drawn face, uncertain whether to claim or to disown it. 阿瑟·柯南·道尔. 福尔摩斯历险记.
• Archer mentally shrugged his shoulders and turned the conversation back to books, where Winsett, if uncertain, was always interesting. 伊迪丝·华顿. 纯真年代.
• As they grew they strained more and more at the feeble and uncertain link of shipping that joined them. 赫伯特·乔治·威尔斯. 世界史纲.
• I was very uneasy and very uncertain in my mind what to say or do for the best--so was Traddles, evidently. 查尔斯·狄更斯. 大卫·科波菲尔.
• Human conduct is irregular and uncertain. 戴维·休谟. 人性论.
• Consequently, there are induced lack of interest in the novel, aversion to progress, and dread of the uncertain and the unknown. 约翰·杜威. 民主与教育.
• Again Arabella inclined her head, and looked uneasily round, as if uncertain whether to call for assistance. 查尔斯·狄更斯. 匹克威克外传.
• But it is so uncertain, when I may have it in my power to return, that I dare not engage for it at all. 简·奥斯汀. 理智与情感.
• But now that it was a serious matter, she seemed uncertain and clumsy in her stroke, it was difficult to paddle swiftly. 戴维·赫伯特·劳伦斯. 恋爱中的女人.
• He looked from one to the other of us, as if uncertain which to address. 阿瑟·柯南·道尔. 福尔摩斯历险记.
• Presently he opened the room-door, and stood there uncertain whether to come in. 伊丽莎白·盖斯凯尔. 南方与北方.
• War rages yet with the audacious Boythorn, though at uncertain intervals, and now hotly, and now coolly, flickering like an unsteady fire. 查尔斯·狄更斯. 荒凉山庄.
• There is one continuous behavior, proceeding from a more uncertain, divided, hesitating state to a more overt, determinate, or complete state. 约翰·杜威. 民主与教育.
• Quite uncertain,' replied Lowten, winking at Mr. Pickwick, as the stranger cast his eyes towards the ground. 查尔斯·狄更斯. 匹克威克外传.
• They attempted, therefore, likewise, to excuse themselves; the weather was uncertain, and not likely to be good. 简·奥斯汀. 理智与情感.

整理:奥利维亚