| 1. | Some passed unnoticed, others were conspicuous .
有些无人知晓，有些引人瞩目。 |
| 2. | It is not known when the first volume was compiled .
编录第一卷的时间现在尚不知晓。 |
| 3. | Gatsby appeared to have sprung out of nowhere .
盖茨比仿佛是从无人知晓的地方钻出来的。 |
| 4. | The dome of st. paul 's cathedral is well-known in london .
圣保罗教堂的圆顶在伦敦是人人知晓的。 |
| 5. | The actual size and content of aristotle's library are unknown .
亚里士多德图书馆的实际规模和藏书内容已无从知晓了。 |
| 6. | They are very hard-working , and they are unsung because nobody knows what they are doing .
他们工作很努力，只因为无人知晓而没没无闻。 |
| 7. | Nevertheless , i managed to creep down into the living-room for two days before anyone found me out .
尽管如此，我已两天在没人知晓的情况下，蹑手蹑脚地进入起居室。 |
| 8. | No one yet knows how the pigeons are equipped to detect and deal with smaller variations in the field .
而鸽子对较小的磁场变化是如何探测出来并进行处理，至今尚无人知晓。 |
| 9. | But in both countries these ancient, slow, and sure modes of conveyance, are now alike unknown .
可是，这些古老、缓慢而稳当的的交通方式，现在在这两个国度都已无人知晓了。 |
| 10. | Zoos have existed for so long that the first ones are lost in the darkness of the past .
很早很早以前就有动物园存在，第一批动物园是什么时候才有的，因年代久远，我们已无法知晓。 |
