What is skeptical observers' opinion on ancestry testing?
持怀疑态度的观察者们对血统检测的看法是什么？
2
For the protection of medical workers that the intent of testing, in my opinion is wrong.
那种出于保护医务工作者意图的检测，在我看来是错误的。
3
At a conference last year, I met (separately) two depressed testers who told me their management was of the opinion that the World Wide Web could reduce testing costs.