求翻译：如何保护环境已成为世界最大的难题之一。垃圾污染环境，损害健康，我们不应到处扔垃圾。废水流到河里，湖里，田地里，污染农作物，使大量的鱼死亡。保持环境干净和整洁。我们只有一个地球，应保护她，使我们的家园更加美丽。是什么意思？

How to protect the environment has become one of the biggest problem in the world. Garbage polluting the environment, damage to health, we should not throw their rubbish everywhere. Wastewater flow to the river, lake, fields, contamination of crops, so that a large number of fish deaths. Keep the en

How to protect the environment has become one of the world's most difficult challenge. Garbage polluting the environment and damage to health, we should not throw garbage everywhere. Wastewater flows into the river, lake, field crops, pollution, have caused a large number of fish to die. Keep the en

How protects the environment to become one of world biggest difficult problems.Trash pollution environment, the harm health, we should not everywhere throw trash.The waste current of water to the river in, in the lake, in the paddies, the pollution crops, causes the massive fish death.The maintenanc

How to protect the environment has become one of the biggest challenges in the world. Waste pollution of the environment, health, we should not throw rubbish everywhere. Waste water flows into the River, lakes, fields, contaminating crops, the large number of dead fish. Keep the environment clean an

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