“我们不能仅以工程手段解决生物学问题，”美国环境保护署的发言人卡梅隆·戴维斯告诉国会小组。
"We cannot fight biology with engineering alone," Cameron Davis, the Environmental Protection Agency's spokesman on the issue, told the congressional panel.
这次活动汇集了各种不同理念的环保人士，有反对核能者，也有“回归土地”小组。 他们聚集的地点成了支持环境保护理念的殿堂，在那里宣扬对地狱之火和诅咒的警示 。
The event brought together disparate conservationist, antinuclear, and back-to-the-land groups into what became the church of environmentalism, complete with warnings of hellfire and damnation.
环保团体谴责环境保护署的声音不绝于耳，国会在1996年授予环境保护署此项职权，制造商在环境保护署的指导下仅迟迟测试了一小组化学制品。
Environmental groups criticize the EPA, which was granted the authority by Congress in 1996, for taking so long to order manufacturers to test only a small group of chemicals.
上学期，我参加了地理小组的研究性学习。我们研究的课题是：环境污染与环境保护。
Last term I took part in a geography research study group. Our topic was environmental pollution and protection.
上学期，我参加了地理小组的研究性学习。我们研究的课题是：环境污染与环境保护。
Last term I took part in a geography research study group. Our topic was environmental pollution and protection.
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