求翻译：动物园本身科技条件的优势，也有自然环境污染的问题。在当今背景下，大量的动物在自然环境中很难存活。动物园一定程度上也是在保护地球的的动物。其次，动物园给人类提供了一个非常好的了解动物的机会，我们生活中假如没有动物园，许多人也许一辈子都看不到那些动物了，对人来讲，也是利大于弊的。是什么意思？

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zoo itself scientific and technological conditions of the advantages, there are also natural environmental pollution problems. In the context of today, a large number of animals in their natural environment, it is difficult to survive. Zoo a certain degree, the protection of the Earth's animals. Sec

Zoo itself science and technology condition superiority, also has the natural environment pollution question.Under the background, the massive animals very are now difficult in the natural environment to survive.In zoo certain degree also is protects the Earth the animal.Next, the zoo has provided a

Technology advantages of the Zoo, there are natural environmental pollution problems. In today's context, a large number of animals is difficult to survive in the natural environment. Zoo is also to a certain extent in the protection of Earth's animals. Secondly, the Zoo provides a very good opportu

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