2.exploration into unknown territory.
对未知领域的探索。
3.a headache of unknown aetiology
原因
明的头痛
4.a word of unknown origin
来源明的词
5.It was unknown country to me.
这地区对我说来是陌生的。
6.inventions unknown to antiquity.
古人所知的发明
7.There are many unknowns in science.
科学上还有许多未知之处。
8.The cause of autism is unknown.
自闭症的病因尚清楚。
9.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。
10.Our new director is still an unknown quantity.
我们对新来的主管知之甚少。
11.he's relatively unknown on this side of the pond.
他在大西洋这一侧是那么出名。
12.find the unknown in the following equations.
从下列方程式中找出未知量。
13.an unknown and untravelled wilderness.
一片为人知、人迹罕至的荒野。
14.They bowed in homage to the Unknown Soldiers.
他们向
名烈士墓鞠躬致敬。
15.Matter is an unknown somewhat .
物质是某种明的东西。
16.cast an unknown in the starring role.
让一名名小辈担当了主角
17.a train wreck with an unknown number of casualties.
一次知伤亡人数的火车事故
18.You must eliminate an unknown quantity.
你必须消去一个未知数。
19.The championship was won by a complete unknown.
一个名见经传的人赢得了冠军。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦
代表本软件的观点；若发现问题，欢迎向我们指正。
的艺术家
