毫不奇怪，广受尊敬的环境团体 — — 自然资源保护委员会（Natural Resources Defense Council）主席最近评论说 ， “ 致裂法是我所见过的最复杂的东西。
Not surprisingly, the President of the Natural Resources Defense Council, an admired environmental group, recently remarked that “fracking is about the most complicated thing I have encountered.”