FAQs About the word back of

背面

behind entry 2 sense 1, behind

后面,背面,后方

之前,领先

back (up) => 返回(加倍), back (up or away) => 返回 (向上或远离), bacchanals => 酒神祭, babysitters => 保姆, babysat => 照看婴儿,