unknown

['ʌn'nəun]

adj. 未知的, 不出名的

a.

不知道的; 未知的; 陌生的; 默默无闻的[(+to)]

We bought a drawing by an unknown artist.

我们买了一幅某个不出名的画家所作的画。

n.

1. 默默无闻的人; 未知的事物[C][the S]

2. 【数】未知数

词形变化

副词: unknowingly |

词义辨析

同义:

a.生疏的, 陌生的, 新奇的

unfamiliar  strange  foreign  alien  new  novel

a.未开发的, 未研究的, 不著名的, 匿名的

unexplored  untracked  untraveled  untraced  unheard-of  undiscovered  unnoticed  unfamous  undistinguished  anonymous  nameless  uncharted  unrecognized  unnamed  unfamiliar

a.没有泄露的, 神秘的, 秘密的, 不可思议的

unrevealed  undisclosed  untold  to be announced  secret  hidden  hermetical  dark  mysterious  arcane  cryptic  puzzling  inscrutable  enigmatic  enigmatical  obscure

a.不确定的, 不识别的

unascertained  undetermined  unmeasured  uncalculated  indeterminate  unestablished  unfixed  undefined  unset  unsettled  undecided  unidentified

n.未开发的地方, 不知道的事物, 秘密, 迷, 神秘的人或物

virgin soil  unexplored territory  unknown factor  x  secret  arcanum  closed book  mystery  question  puzzle  riddle  conundrum  deep secret  

同义参见:

stranger  

反义:

a.不知道的

known  

反义参见:

well-known  eminent  known  famous  

英英释义

名词 unknown:

an unknown and unexplored region

同义词：unknown region, terra incognita

anyone who does not belong in the environment in which they are found

同义词：stranger, alien

a variable whose values are solutions of an equation

同义词：unknown quantity

形容词 unknown:

not known

being or having an unknown or unnamed source

同义词：nameless, unidentified, unnamed

not known to exist- Edith Wharton

not famous or acclaimed

同义词：obscure, unsung

not known before

同义词：strange

补充

unknownunknown英:[ˌʌnˈnəun] 美:[ʌnˈnon]adj.1.未知的An unknown man has stolen all her money.一个陌生人把她的钱偷光了。His purpose is unknown to me.我不知道他的目的。2.不出名的, 知名度不高的Until last year he was still an unknown singer, but now his name has become a household word.去年以前他还一直是位默默无闻的歌手, 可如今他的名字已家喻户晓了。The writer is unknown to fame.那位作者不出名。n.1.不知名或不出名的人或事物There are many unknowns in science.科学上还有许多未知之处。

例句

1. An unknown number of demonstrators were arrested.有示威者遭到了逮捕, 具体人数不详。 2. He was attacked by four unknown assailants.他遭到四个身份不明的攻击者的袭击。 3. The motive for the killing is unknown.杀人动机尚不明确。 4. Hyde's whereabouts were unknown.海德下落不明。 5. unknown to her, I had already seen my lawyer.我已经背着她见过我的律师了。 6. She had so many awards but was completely unknown to me.她拿了这么多奖, 但我对她一无所知。 7. It was a perilous expedition through unknown territory.这是一次穿越未知地域的危险之旅。 8. She's a relatively unknown woman candidate.她是位名不见经传的女候选人。 9. A hundred years ago coronary heart disease was virtually unknown in Europe.100年前的欧洲几乎不存在冠心病。 10. It is not unknown for travellers to forget their passports.旅客忘带护照的事时有发生。 11. The length of the war is one of the biggest unknowns.战争要持续多久是最大的未知数之一。 12. Within a short space of time a group of complete unknowns had transformed television comedy.在很短的一段时间内, 一群毫无名气的演员使电视喜剧得以改头换面。 13. Fear of the unknown is what brings out prejudice.对未知事物的恐惧是偏见之源。 14. exploration into unknown territory.对未知领域的探索。 15. his whereabouts are unknown to his family.他的行踪连家人都不知道。 16. she is a relative unknown.她是一个相对来说不为人所知的人。 17. find the unknown in the following equations.从下列方程式中找出未知量。 18. our fear of the unknown.我们对未知事物的恐惧。 19. unknown to the boss, she went home early.她提早回家，她的上司毫不知情。 20. an unknown actress不出名的女演员 21. a fear of the unknown对未知之事的恐惧 22. a disease of unknown cause/origin病因不明的疾病 23. Much remains unknown about his early life.他的早年生活有许多还不为人所知。 24. Her music was previously unknown outside of Asia.她的音乐以前在亚洲以外地区无人知晓。 25. An unknown number of cases go unreported.有数量不清的案件没有人报案。 26. The victim's attacker was unknown to her.受害人不认识袭击她的人。 27. "For some unknown reason, my computer crashed."我的电脑莫名其妙地死机了。 28. an unknown artist/writer不出名的艺术家/作家 29. a book of unknown poems无名诗诗集 30. "unknown to me, my partner was organizing a surprise party for my birthday."我的伴侣瞒着我为我组织了一场惊喜生日派对。 31. explorers venturing off into the unknown冒险进入未知地域的探险家 32. A fear of the unknown kept her from changing jobs.一种对未知事物的恐惧使她不敢换工作。 33. The director cast an unknown in the lead role.这名导演选了一个无名之辈担任主演。 34. We're facing too many unknowns.我们要面对太多的未知因素。 35. (chiefly US) The big unknown [=the important thing that everyone would like to know] is how investors will react.大家最想知道的就是投资者将会如何反应。