Discussion on the Pattern of Rehabilitation of the Ecological Environment of Dry Waterways--With the Study of the Ecological Comprehensive Improvement of the Hutuo River (Shijiazhuang Section)as an Example是什么意思_Discussion on the Pattern of Rehabilitation of the Ecological Environment of Dry Waterways--With the Study of the Ecological Comprehensive Improvement of the Hutuo River (Shijiazhuang Section)as an Example在線翻譯_英語_讀音_用法_例句