这些公司宣称BPA是安全的，向FDA(美国食品和药物管理局)申请的决定是没有科学依据的。
The companies maintain that BPA is safe and the decision to petition the FDA was not influenced by science.
但是他们从来没有引用任何所谈到的科学依据，当你想看看他们的研究方法时，就会发现这只不过是一种虚夸的言辞。
But they never cite any of the science they're talking about and when you look at the way they apply it, it's just rhetoric.
凯比告诉法新社：“300只灰狼是一个随意的决定，没有任何科学依据，是凭空造出来的。
It was an arbitrary number. It was not based on any science.
不幸的是，它们往往没有科学依据作支撑。如果牙膏不含氟我是不会推荐的。
Unfortunately they tend to have little science behind them. If a toothpaste is fluoride free I would not recommend it.
他们认为现行的ABC级系统是武断的，没有任何科学依据。
They think the current ABC system is arbitrary and not based on any scientific evidence.
但我相信，这些批评更多的是出于好意。在这种情况下我不得不提的是，那些批评者并没有贬低我本人。而我也忽略那些没有任何科学依据的谩骂，因为它们不值得关注。
In this context I must mention, though, that Ihave almost always been handled decently by my critics, and I would ignore those among them without any scientific knowledge as not worthy of mention.
但我相信，这些批评更多的是出于好意。在这种情况下我不得不提的是，那些批评者并没有贬低我本人。而我也忽略那些没有任何科学依据的谩骂，因为它们不值得关注。
In this context I must mention, though, that Ihave almost always been handled decently by my critics, and I would ignore those among them without any scientific knowledge as not worthy of mention.
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