如果人身上的表现也是如此的话，那么，现在许多临床试验的药物可能因此而被证明是无效的。
If that is true in people, too, many more drugs now in clinical trials may prove to be ineffective.
在缺乏良好的科学试验的情况下，是不可能确定哪些有效哪些无效的。
In the absence of good scientific trials, it is impossible to be certain which is which.
同时也意味着掌握拍马的艺术：加州大学伯克利分校的詹妮弗·查特曼做了一些实验，她试图在试验中找到一个临界点，超过该点，拍马便无效。
It also means mastering the art of flattery: Jennifer Chatman, of the University of California, Berkeley, conducted experiments in which she tried to find a point at which flattery became ineffective.
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