an unknown artist.
一位默默无闻
艺术家
；陌生，默默无闻事物，默默无闻
；[
]未知
;;;;;，未看见;;;;;无名英雄发烧an unknown artist.
一位默默无闻艺术家
exploration into unknown territory.
对未知领域探索。
a headache of unknown aetiology
原因不明头痛
a word of unknown origin
来源不明词
It was unknown country to me.
这地区对我说来是陌生。
inventions unknown to antiquity.
古所不知发明
There are many unknowns in science.
还有许多未知之处。
The cause of autism is unknown.
自闭症病因尚不清楚。
Motherhood was for her a journey into the unknown.
做母亲当时对她来说是开始一次探险之旅。
Our new director is still an unknown quantity.
我们对新来主管知之甚少。
he's relatively unknown on this side of the pond.
他在大西洋这一侧不是那么出名。
find the unknown in the following equations.
从下列方程式中找出未知量。
an unknown and untravelled wilderness.
一片不为知、迹罕至荒野。
They bowed in homage to the Unknown Soldiers.
他们向无名烈士墓鞠躬致敬。
Matter is an unknown somewhat .
物质是某种不明东西。
cast an unknown in the starring role.
让一名无名小辈担当了主角
a train wreck with an unknown number of casualties.
一次不知伤亡火车事故
You must eliminate an unknown quantity.
你必须消去一个未知。
The championship was won by a complete unknown.
一个名不见经传赢得了冠军。
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