大鹏一日同风起，扶摇直上九万里。in English

要翻译古文首先要知道它的意思～用现代汉语解释就是“大鹏总有一天专会和风飞起，凭属借风力直上九天云外”。英文我姑且斗胆尝试一下吧～There will come the day when the roc finally goes up with the wind, flying up to the deep sky.