unknowns

英 [ʌnˈnəʊnz]

美 [əˈnoʊnz]

n.  未知的地方(或事物); 无名者; 不出名的人; 不明的情况; 未知的因素
unknown的复数

柯林斯词典

• ADJ 不知道的；不了解的；未知的
  If something isunknownto you, you have no knowledge of it.
  1. An unknown number of demonstrators were arrested...
     有数目不详的示威者遭到了逮捕。
  2. How did you expect us to proceed on such a perilous expedition, through unknown terrain...
     你怎么能指望我们如此冒险地穿越未知的地域，继续这一探险？
  3. The motive for the killing is unknown.
     杀人动机不明。
  4. Anunknownis something that is unknown.
     未知的事物
  5. 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。
• ADJ 不认识的；不熟悉的；陌生的
  Anunknownperson is someone whose name you do not know or whose character you do not know anything about.
  1. Unknown thieves had forced their way into the apartment...
     不知名的窃贼破门闯入了公寓。
  2. I could not understand how someone with so many awards could be unknown to me.
     我想不通自己竟然不认识获了这么多奖的人。
• ADJ-GRADED 不出名的；无人知晓的；未获公众认可的
  Anunknownperson is not famous or publicly recognized.
  1. He was an unknown writer.
     他是个名不见经传的作家。
  2. ...a popular environment where both established and unknown artists can meet, talk and drink.
     成名和未成名的艺术家都可以聚会、聊天及喝酒的一处热门场所
  3. Anunknownis a person who is unknown.
     不出名的人
  4. Within a short space of time a group of complete unknowns had established a wholly original form of humour.
     在很短的一段时间内，一群完全籍籍无名之辈创立了一种全新的幽默形式。
• ADJ 从未发生的；从未存在的
  If you say that a particular problem or situation isunknown, you mean that it never occurs.
  1. A hundred years ago coronary heart disease was virtually unknown in Europe and America.
     在100年前冠心病几乎不存在于欧洲和美洲。
• N-SING （总称）未知事物，不为人知的地方
  The unknownrefers generally to things or places that people do not know about or understand.
  1. Ignorance of people brings fear, fear of the unknown.
     人们的无知会带来恐惧，对未知事物的恐惧。

双语例句

• We also know there are known unknowns.
  我们还知道有些我们不知道。
• It was like a single equation with two unknowns.
  这挺像两个未知数组成了个简单方程。
• But there are also unknown unknowns& the ones we don't know we don't know.
  但是也有人不知道的未知事情&也就是我们不知道有些事情我们不知道。
• The unknowns in the equations are the values of the dependent variables at the node.
  方程中的未知数是结点上因变量的值。
• This one has too many moving parts, too many unknowns.
  这次有太多变数，太多不确定的地方了。
• The unknowns, in our equations, y will have to be a and b, not x and y.
  在这个方程组里，未知量是a和b，不是x和。
• These are truly unknown unknowns.
  这些都是真正的“未知的未知”。
• We have three unknowns and have only two equations.
  我们有3个未知数，但是只有2个式子。
• One equation with two unknowns.
  一个方程两未知数。
• A system with as many equations as unknowns will be consistent.
  一个方程数和未知量数一样多的方程组将是相容的。