过去，环保科学家运行测试以检查螃蟹的疾病或其他的生理问题，结果两手空空。
In the past, environmental scientists ran tests to check for disease or other physiological problems with the crabs, coming up empty-handed.
但是据哈达德讲，不论科学家或环保组织说什么，公众的看法仍是不同的：他们认为直接将从前的污水再用简直让人恶心。
But according to Haddad, no matter what the scientists or environmental organizations said, the public saw it differently: They thought that directly reusing former sewage water was just plain gross.
在接下来的日子里，我将任命另外5名杰出的美国人，包括科学家，工程师以及环保人士加入到这个委员会中。
In the days to come, I'll appoint 5 other distinguished Americans - including scientists, engineers, and environmental advocates - to join them on the Commission.
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