| 1. | Man lives in a world of uncertainty .
人类生活在一个变化多端的世界上。 |
| 2. | Yet the promise of this life is imperiled by the very genius that has made it possible .
然而正是这种改进人类生活的能力使人类的生活陷入危境。 |
| 3. | Human fossils unearthed there are helping to reconstruct the earliest stages of human existence .
出土的人类化石有助于复原人类生活的最早期阶段。 |
| 4. | The hunt for game was too precarious ever to have formed an exclusive means of human support .
狩猎又太无保证，始终不能成为维持人类生活的专门手段。 |
| 5. | The oxides of nitrogen can have deleterious effects on materials, vegetation, and animal and human life .
氮的氧化物对物质、植物、动物和人类生活有毒害效应。 |
| 6. | These three basic concepts of input, processing, and output appear in almost every phase of human life .
输入，处理和输出这三个基本概念几乎出现在人类生活的每一个方面。 |
| 7. | The political economy responds to the new ages concern for ecology and for the quality of human living .
政治经济学对于新时代所关心的生态学和人类生活的质量是有所建树的。 |
| 8. | Desire, as opposed to impulse, has, it is true, a large and increasing share in the regulation of men's lives .
愿望，跟冲动相反，在人类生活的调节中，确实起了愈来愈重要的作用。 |
| 9. | Nature in animal as well as human life, he argued, rests on the innate superiority of the strong over the weak .
他认为动物生活和人类生活的本性，是建立在强者对弱者持有先天优势的基础上的。 |
| 10. | The goal in his life is to improve the human life
他的生活目标就是改善人类生活 |
