美国自1830年起,加拿大从1870年左右起,殖民者开始向西迁移,并把平原据为已有。

美国自1830年起,加拿大从1870年左右起,殖民者开始向西迁移,并把平原据为已有。的英文翻译

基本释义

• From 1830 onwards in the USA and from about 1870 in Canada, settlers began to move westwards and to take possession of the plains as their own.