上世纪80年代，动物血统信息都记录在纸上，如今大多数信息都进入了电脑数据库。
Around since the 1980s in paperback form, most of today's studbooks are in computerized databases.
考古学和遗传性的大量数据，早就表明了最先定居美洲大陆的人类具有东北亚人种的血统。
Archaeological and genetic data have long supported a northeast Asia origin for the populations that first settled north and South America.
应用推荐