| 1. | How and where did life on earth arise
地球生物是怎样和在哪里起源的？ |
| 2. | A subject gateway to scholarly information in earth science , geography and mining
-介绍地球知识地球生物七大洲等信息。 |
| 3. | It is within the biosphere that the life forms of earth , including humans , live
包括人类在内的地球生物生活在这个生物圈内。 |
| 4. | The makeup of its atmosphere is very different ; the earth creatures cannot breathe in it
它的大气的构成也非常不同，地球生物在那里不能呼吸。 |
| 5. | Taking aliens ready to earth from outer space doing biological experiments destruction , and destroy the earths ecological balance
外星人准备劫持地球生物去外太空做毁灭实验，并且破坏地球生态平衡。 |
| 6. | Introduction : taking aliens ready to earth from outer space doing biological experiments destruction , and destroy the earths ecological balance
外星人准备劫持地球生物去外太空做毁灭实验，并且破坏地球生态平衡。 |
| 7. | An explosive device could scatter debris and greatly increase the probability of a terrestrial collision , albeit a smaller one
爆炸装置会将碎石炸开，而且极有可能增加对地球生物的撞击，尽管碎石的个头小了一些。 |
| 8. | Life began to flourish , and the autotrophic organisms had tapped a new niche allowing the biomass of earth at the time to dramatically increase
生活开始茂盛,并且自氧有机体轻拍了一个新适当位置当时允许地球生物量巨大增加。 |
| 9. | To achieve wwf s fundamental aim to conserve our planet s biological diversity , we undertake programmes and projects which focus on six priorities
为贯彻世界自然基金会保护地球生物多样性的宗旨，我们的存护项目可归纳为六大范畴： |
| 10. | The nature conservancy ' s mission is to preserve the plants , animals and natural communities that represent the diversity of life on earth by protecting the lands and waters they need to survive
自然保护组织的任务是：通过保护陆地和水资源，来保护植物、动物和自然群落等，以保护地球生物多样性。 |
