FAQs About the word sign up (for)

注册 (为)

征募(到),登记 (在),输入,加入,rejoin = 重新加入,登记(到),进来,重新登记,重新入伍,再注册

辍学,退出,撤回,辞职

sign on (for) => 登记(到), sign off (on) => 签名(on), sign (up or on) => 登记(向上或向前), sightseers => 观光者, sight(s) => 景点,