送交者: psychina 于 2010-03-31, 14:47:02:

回答: if chinese all switch from rice to wheat/potato 由 kma 于 2010-03-31, 12:38:15:

• why northerners taller/stronger than southerners (无内容) - kma (0 bytes) 2010-03-31, 15:12:31 (427890)

加跟贴