董: direct; superintend; supervi ...寅: the third of the twelve Eart ...初: at the beginning of; in the ...马寅初: ma yinchu沈寅初: shen yinchu马寅初人口论: ma yinchu's theory of population; mayinchu'stheoryofpopulation董永春: yong-chun dong董益三: dong yisan董永的故事: 50.dong yong; dong yong董义房子: dongyifangzi董永芳: dong yongfang董毅: dong yi董永强: dong yongqiang董逸生教授: yi-sheng dong董永寿: dong yongshou董逸生: yi-sheng dong