unplug/ʌnˈplʌɡ/动词除掉…的障碍物The video shows you how to unplug a bath drain full of hair.这段视频向你展示如何疏通一个完全被头发堵塞的浴缸下水道。拔下(电器的电源插头)Did you unplug the iron?你拔下熨斗的插头了吗?想跟读,去练习