An increasing population is an environmental problem in many countries.
不断增长的人口在很多国家是一个环境问题。
But an increasing population is an environmental problem in many countries.
但是日益增长的人口是许多国家的环境问题。
In today when an environmental problem is increasingly serious, environmental education has been extensively concerned.
在环境问题越来越严重的今天，环境教育已经受到人们的广泛重视。
The question is, are the environmental issues a national problem or an international problem?
问题是，是一个国家的问题或一个国际问题，环境问题？
Environmental problem has become an important and crucial issue.
环境问题已成为一个重要和关键的问题。
The environmental problem is an economic one substantially.
环境问题实质上是一个经济问题。
The environmental management of coal waste has become an impending problem.
煤矸石的环境治理问题已成当务之急。
The environmental problem, at present, is an issue of the outlook on world and life.
人类当前所遇到的环境问题，是一个世界观和人生观的问题。
The environmental pollution has become an important problem that the world has to be faced.
环境污染已成为当今世界所面临的一个重要问题。
The disposal of sludge has become an important problem in the area of environmental science.
城市污水污泥的处理处置已成为目前世界上环境科学研究领域中的重要问题。
The question is, are the environmental issues a national problem or an international problem?
现在的问题是，环境问题是一个全国性的问题或国际问题？
The question is, are the environmental issues a national problem or an international problem?
现在的问题是，环境问题是一个全国性的问题或国际问题？
应用推荐