新东方-柯林斯雅思备考词典

unknown

英 [ˌʌnˈnəʊn]

[ADJ, NOUN]

词汇频率：

ADJ. 形容词

1. 不了解的
If something is unknown to you, you have no knowledge of it.
双语例句
例：
An unknown number of demonstrators were arrested.
不知多少示威者被逮捕了。
例：
The motive for the killing is unknown.
杀人动机不明。
2. （姓名或性格）未知的
An unknown person is someone whose name you do not know or whose character you do not know anything about.
双语例句
例：
the tomb of the unknown soldier.
那位无名士兵的墓。
3. 不出名的
An unknown person is not famous or publicly recognized.
双语例句
例：
He was an unknown writer.
他是个没有名气的作家。
4. 从未发生过的
If you say that a particular problem or situation is unknown, you mean that it never occurs.
近义词
unheard of
双语例句
例：
A hundred years ago coronary heart disease was virtually unknown in America.
100年前，冠心病在美国几乎从未出现过。

NOUN. 名词

unknowns
1. [C 可数名词] 未知的事物
An unknown is something that is unknown.
双语例句
例：
The length of the war is one of the biggest unknowns.
战争会持续多久是最大的未知数之一。
2. [C 可数名词] 不为人知的人
An unknown is a person who is unknown.
双语例句
例：
Within a short space of time a group of complete unknowns had established a wholly original form of humour.
在短短的一段时间内，一群完全不为人知的人始创了一种新式幽默。
3. [SING 单数型名词] 未知事物
The unknown refers generally to things or places that people do not know about or understand.
双语例句
例：
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。

新东方在线雅思考试热词