Warning: Missing argument 3 for write(), called in /www/wwwroot/shijiebei05.com/incs/robot.php on line 68 and defined in /www/wwwroot/shijiebei05.com/incs/data.php on line 487 【为什么人类要演化出忍受牛奶的能力】你知道吗?最早开始,人类是无法消化动物奶水的,但现在很多人喝牛奶都没事了。为什么人类要演化进而适应动物乳制品呢?