从一般的使用者指令行介面，登录当做超级使用者。
From the regular user command line interface log in as the superuser.
从一般的使用者指令行介面，登录当做超级使用者。
From the regular user command line interface, log in as the superuser.
其中的一个就是二轮机器人，在一段距离以外的使用者可以通过电池供电的耳机发出指令，无线遥控机器人。
One is a two-wheeled robot that can be moved forward by a user standing at a distance, who wears a battery-powered headset that transmits signals wirelessly.
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