所以，研究者能够得出结论，不公平而非简单地禁食才导致狗的痛苦，兰热说。

So the researchers couldconclude that the inequity, not simply the food denial, was causingthe dogs' distress, Range says.

youdao

这不是你发出的负面回应，这只是一个简单、无压力地告诉狗儿它需要继续尝试的方法。

This is not a negative response on you part, it is simply a non-stressful way to tell your dog that he needs to "keep trying."

youdao

这不是你发出的负面回应，这只是一个简单、无压力地告诉狗儿它需要继续尝试的方法。

This is not a negative response on you part, it is simply a non-stressful way to tell your dog that he needs to "keep trying."

youdao