1、A youngunknown played the leading role.(演主角的是一个名不见经传的年轻人。)
2、Ignorance of people brings fear, fear of theunknown.(人的无知带来了恐惧，对未知事物的恐惧。)
3、The motive for the killing isunknown.(杀人的动机不明。)
4、The young man sat safe within, till at length it ran ashore upon anunknown land.(年轻人安全地坐在里面，直到最后它漂到一块陌生的陆地上。)
5、A previouslyunknown extremist group has said it carried out Friday's bomb attack.(一个先前未知的极端分子组织声称其实施了周五的炸弹袭击。)
6、The verdict was murder by a person or personsunknown.(裁断是一人或多人谋杀，凶手身份未明。)
7、The contract was awarded to a previouslyunknown company.(该合同给了一家先前不知名的公司。)
8、The man's identity remainsunknown.(这名男子的身份还是个谜。)
9、The author does imply this by talking aboutunknown species.(作者确实通过谈论未知物种暗示了这一点。)
10、In Juan's world, theunknown and undiscovered was vast and marvelous.(在Juan的世界里，未知和未被发现的东西是广阔而不可思议的。)
11、The author is virtuallyunknown outside Poland.(在波兰以外，这位作者实际上鲜为人知。)
12、Anunknown number of demonstrators were arrested.(不知多少示威者被逮捕了。)
13、Retailers are taking no chances onunknown brands.(零售商们不在无名品牌上冒险。)
14、Bass may have perished there after years of wearisome andunknown labour.(男低音也许是在多年的劳累和默默无闻的劳动之后，才在那里绝迹的。)
15、It's dark andunknown.(它黑暗而未知。)
16、She had known Max for some years now, but he was still pretty much anunknown quantity.(她现在认识马克斯也好几年了，但是他仍然是个大大的未知数。)
17、The immediate cause of death isunknown.(造成死亡的直接原因不明。)
18、He was trying, for someunknown reason , to count the stars.(不知何故，他试图数星星。)
19、The authorship of the poem isunknown.(这首诗的作者不详。)
20、I remember the fear and the panic of theunknown.(我记得那种对未知的恐慌感。)
21、Why this pigment is there and what it might do wasunknown.(这种色素为什么会存在和它可能有什么作用是未知的。)
22、His whereabouts have been utterlyunknown so far.(迄今他的下落全然未知。)
23、unknown attackers riddled two homes with gunfire.(不明来路的袭击者用枪把两座房屋打得千疮百孔。)
24、The fate of the three men isunknown.(这三个人命运未卜。)
25、This spaceship is about to start an exciting voyage into anunknown world.(这艘宇宙飞船即将开始一趟振奋人心的未知世界之旅。)
26、unknown to me, he had already signed the agreement.(他背着我已签了协议。)
27、He was anunknown writer.(他是个没有名气的作家。)
28、The letter had come from anunknown mischief-maker.(这封信来自一个匿名的离间者。)
