a project on pollution一个关于污染的课题 interview Doctor Ray about trees就有关树木的问题采访雷博士 ..
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a class project on pollution 一个有关污染问题的班级课题 ; 一个关于污染的班级计划
A federal judge threw a monkey wrench into the project to build a new oil refinery on the river. He ordered the company to stop work until they had a better plan to guard against water pollution.
一个联盟官员终止了在河边上建立一个炼油厂这个工程，他安排这个公司停止工作直到他们有一个好的计划来预防污染。
A nationwide water pollution control project has been approved by China's environmental watchdog, according to a meeting held in Beijing on Thursday.
周四在北京举行的一次会议上，一个全国范围内的水污染防治计划已经获得中国环境监察机构的批准。
The Huaihe River subject research on the controlling and harnessing of water pollution as a state water special project requires a lot of spatial data and attribute data.
作为国家水专项的水污染控制与治理方面的淮河课题研究，需要大量的空间数据、属性数据。
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