I think this is not only impractical but not ethical and I would not be able to look into the eyes of my dogs when I go home at night.

我认为这不仅不切实际,而且还不道德,晚上回家,我都不敢面对自家的狗了。

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Well, as Carl Sagan would have said, there are billions and billions of tests we would have to do. Or maybe it's billions and billions and billions. Pretty impractical.

好，就像Carl，Sagan，说过的，我们得做十亿个十亿测试,或者可能是十亿个十亿个十亿测试,很不切实际，很难想象出一个。

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