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zhen ai zi ran zun zhong sheng ming yi ming gao zhong sheng yan zhong de wei sheng tai huan jing
Pages: 7-8
Year: Issue:  8
Journal: Ocean World

Abstract: <正> 在大自然面前,每一种生命都表现得那样顽强——无论是在极地冰川,还是幽暗深海、酷热沙漠,它们都快活地存在。可是在人类面前,它们又那样脆弱——大到老虎,小到昆虫、微生物,都遇到了前所未有的生存障碍。
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