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单词 unknown
释义
unknown
adjective
uk
/ʌnˈnəʊn/us
/ʌnˈnoʊn/
B1
notknownorfamiliar:
未知的；不知名的；不了解的；不熟悉的
Theexactnumberofpeoplecarryingthevirusis unknown.病毒携带者的准确数目还不清楚。
Asrecentlyas sixmonthsago hernamewasalmostunknown in thiscountry.就在6个月前，她的名字在这个国家还几乎无人知晓。
Unknowntome, she'dorganizedapartyfor mybirthday.她为我组织了生日派对，我却还蒙在鼓里。
More examples
  • An unknownterroristgrouphasclaimedresponsibilityfor this morning'sbombattack.
  • Agenerationago,homecomputerswerevirtuallyunknown.
  • Thearticleis of unknownauthorship.
  • Thedirectortook acalculatedriskin giving the film'smainroleto an unknownactor.
  • The veryconceptoffreespeechis unknown to them.
SMART Vocabulary: related words and phrases
Unknown and unfamiliar
  • alien
  • alienly
  • alienness
  • anti-foreign
  • anti-foreigner
  • moody
  • murky/uncharted watersidiom
  • not be insomeone'svocabularyidiom
  • obscure
  • obscurely
  • obscurity
  • shadowy
  • strangeness
  • TBD
  • terra incognita
  • uncharted
  • uncommon
  • unsung
  • untried
  • unused
See more results »
unknown
noun
uk
/ʌnˈnəʊn/us
/ʌnˈnoʊn/
C1[S]
what is notfamiliarorknown:
陌生事物；未知事物
Racism is in somewaysjust afearoftheunknown.在某些意义上，种族主义只是一种对未知事物的恐惧罢了。
[C]
aperson,especiallyaperformerorsportsplayer, who is notfamous:
无名小卒，无名之辈（尤指不知名的演员或运动员）
For herlatestfilmshedeliberatelychoseacastof unknowns.在新拍影片中，她特意挑了一批不知名的演员。
[C]mainlyUS
something that cannot beguessedat orcalculatedbecause so little isknownabout it:
不明情况；未知因素
It's thebigunknowns that makeinsurancecompaniesuneasy.令保险公司担心的是无法预测的重大事件。
SMART Vocabulary: related words and phrases
Unknown and unfamiliar
  • alien
  • alienly
  • alienness
  • anti-foreign
  • anti-foreigner
  • moody
  • murky/uncharted watersidiom
  • not be insomeone'svocabularyidiom
  • obscure
  • obscurely
  • obscurity
  • shadowy
  • strangeness
  • TBD
  • terra incognita
  • uncharted
  • uncommon
  • unsung
  • untried
  • unused
See more results »

You can also find related words, phrases, and synonyms in the topics:

People of little importance
(Definition ofunknownfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

unknown| American Dictionary

unknown
adjective
us
/ʌnˈnoʊn/
notknown, or notknownto manypeople:
Hiswhereaboutsare still unknown.
unknown
noun[C]
us
/ʌnˈnoʊn/
apersonwho is notknownto manypeople:
Ayearago she was avirtualunknown on the figure-skatingscene.
(Definition ofunknownfrom theCambridge Academic Content Dictionary© Cambridge University Press)

Examplesofunknown

unknown
The unknowns are the n joint velocities after impact and six impulse components.
From theCambridge English Corpus
The only unknowns in (2.18) are the constants 1 and 2 ; a procedure for calculating the dominant one of these will be illustrated shortly.
From theCambridge English Corpus
The impact of neglecting atmospheric effects on the estimated unknowns is analysed in more detail in the following section.
From theCambridge English Corpus
Equation 13 is actually a set of linear equations, the unknowns of which are the flows in the resistance chords of the graph.
From theCambridge English Corpus
The number of unknowns will be lower and the relevant operator condensed.
From theCambridge English Corpus
The discretizations we have described lead to a large coupled nonlinear system of equations with the same number of equations as unknowns.
From theCambridge English Corpus
Let us check now on the numbers of unknowns and conditions.
From theCambridge English Corpus
Note that, in this formulation, the value of the s-fold eigenvalue is one of the unknowns to be determined.
From theCambridge English Corpus
Within the paper theoretical standard deviations of the unknowns are calculated depending on the configuration of the data sets.
From theCambridge English Corpus
The problem unknowns are simply the coefficients of these functions.
From theCambridge English Corpus
We remark that this expansion contains two free constants f(0) and f (0), which were treated as unknowns.
From theCambridge English Corpus
Thus, these results consolidate the choice to take the parameters of abductionadduction as unknowns.
From theCambridge English Corpus
In such a situation, the value of some unknowns can be fixed so as to solve the equations for the rest.
From theCambridge English Corpus
To solve this system, it is necessary to introduce six new unknowns in order to obtain a nonlinear system of 24 equations with 24 unknowns.
From theCambridge English Corpus
In this example, there are 36 fundamental equations in 36 unknowns.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/unknown##
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更新时间：2025/1/31 8:33:58