Modern systems often classify humans in three groups based strictly on physical differences: (1) Caucasoids, with fair skin and straight or wavy hair; (2) Mongoloids, with yellowish skin and epicanthic folds around the eyes; and (3) Negroids, with dark skin and woolly hair.
那 你猜 猜 看 , 哈? 维 · 登 特 可能 在哪 儿 ?jw2019 jw2019