He is designed to teach a special program about environmental friendly power created by the sun and wind.
他被安排来教授一个关于太阳能和风能创造环保能源内容的特别课程。
Unlike wind power, there are unlikely to be environmental objections.
与风能不同的是,不太可能出现环境方面的反对意见。
Environmental threats - power failures, water damage, pollution, etc.
环境威胁——电力故障、水资源破坏和污染等。
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