Dogs obeyed 31% of the time under all circumstances.
通常情况下狗狗们只有31%的时候是服从命令。
He told me to keep calm under all circumstances.
他告诉我在任何情况下都要保持镇静。
And shall under all circumstances require, prompt reciprocity.
并将在所有情况下要求迅速的结果。
So economically it meant more-- it made more sense to eat meat under those circumstances, but of course the meat didn't exist in all places of the world, so some people were dependent on plants.
因此,从经济角度看,在那样的环境中,食肉更加合理,当然肉类并不是世界各地到处都有,因此,有些人们就依赖于农作物
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