pyDDR is a free simulator of the popular Japanese arcade game "Dance Dance Revolution", in which you must step on particular arrows on the floor in time with music playing, to approximate dancing. Yeah, it sounds really weird, but it's actually fun and addictive.
PyDDR是一个流行的日本arcade游戏“Dance Dance Revolution"的免费模拟器,你必须合着音乐踩地板上指定的箭头来跳舞。是的,听起来有点怪但实际上非常好玩而且容易上瘾。