Thirdly, the arguer ignores the probability that diet alone is not the sole reason behind the increased rates of fatigue and depression for North Americans as opposed to Asians.

• 第三，论述者忽视了这样一种可能性，即饮食本身并不是造成北美人相对于亚洲人疲倦与忧郁症比例上升的唯一原因。