| 1. | He did it unknown to me .
他没有让我知道就做了那件事了。 |
| 2. | This corroborative, young sir, was unknown to the ancients .
年轻的先生，这种强壮剂古人是不知道的。 |
| 3. | It was totally unknown to the mass of the population as late as 1950 .
迟至1950年，大多数人根本不知道它。 |
| 4. | Today howell's name is unknown to all but specialists .
今天，豪威尔斯的名字除了一些专家外已经是鲜为人知了。 |
| 5. | Their signal service was rudimentary. radar was unknown to them .
他们的通信设施很不健全，他们还不知道有雷达。 |
| 6. | The longer you remain unknown to the police, the longer you'll be effective .
你不被警察发现的时间愈长，那你的实际作用就愈大。 |
| 7. | It was a dirty place enough, and i dare say not unknown to smuggling adventurers .
这个地方污秽不堪；我看多半是走私冒险商贩过往落脚之处。 |
| 8. | Hesiod pointed out that wild animals, fish, and birds devoured each other because law was unknown to them .
海希奥德指出，野兽，鱼和鸟互相捕杀，因为它们不知道法律。 |
| 9. | The usual chatter of young mothers was unknown to her, and any discussions about children would be of a serious nature .
她从来没有象一般年轻母亲那样叽叽喳喳地唠叨个没完。每当谈起孩子们时，她总是讲些严肃的事儿。 |
| 10. | "while there's life there's hope" is a conviction not so entirely unknown to the "betrayed" as some amiable theorists would have us believe .
“有生命就有希望”那种坚定的信心，“吃过亏”的人并不是完全不知道，象那般活宝贝儿空论家要我们相信的那样。 |
