人类对地球的破坏已经够多的了，是时候要保护爱惜它了。
Human beings have done so much harm to the planet, and it is time to take measures to protect and cherish it.
如果我们承认人类对地球的操纵是一种破坏，我们也可以认为，人类的努力可以帮助我们在未来几个世纪建立一个破坏性较小的世界。
If we acknowledge that human manipulation of the Earth has been a destructive force, we can also imagine that human endeavours can help us build a less destructive world in the centuries to come.
Fenner说，自从工业化时代以来，人类活动对地球产生作用，其影响堪比冰河时代或彗星的破坏作用。
Since the era of industrialization, Fenner said, humans have had an effect on the planet rivaling any ice age or comet impact.
空气和阳光对地球上的人类生存及植物生长是必不可少的，但这对聚烯烃材料使用过程中却起着恶劣的破坏作用。
Air and sunshine is essential to survival of human being and plant growth on the earth, but they play bad and damaging role in the application process of polyolefin materials.
空气和阳光对地球上的人类生存及植物生长是必不可少的，但这对聚烯烃材料使用过程中却起着恶劣的破坏作用。
Air and sunshine is essential to survival of human being and plant growth on the earth, but they play bad and damaging role in the application process of polyolefin materials.
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