Some even claim that it is more adept at avoiding well-aimed swats .
甚至有些人声称,埃及伊蚊更善于躲过人类准确的拍击。
But robert larzelere , a psychologist in the department of human development and family science at oklahoma state university , argues that " conditional spanking " -- two swats with an open hand on the bottom -- is not detrimental to a child .