这样，我们最后来做一个小游戏，大家想象有人坐在房间里，想要够到左边。

So we can play a final little game here by thinking about having somebody sitting in a room planning to reach up into the left.

youdao

这样，我们最后来做一个小游戏，大家想象有人坐在房间里，想要够到左边。

So we can play a final little game here by thinking about having somebody sitting in a room planning to reach up into the left.

youdao