马克·弗兰克尔（Mark Frankel）,BBC社会新闻助理编辑，解释了其拥有百万粉丝的关键因素。
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mark frankel
马克弗兰克尔
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Mark Frankel, an expert on ethics and law at the American Association for the Advancement of Science in Washington, said the idea sounds promising, but it remains to be seen if the new standards are a significant improvement over existing laws.
WSJ: Both sides agree on tough new fracking standards
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