Quadtree
[计] 四树, 四叉树
🗣️ 情景例句
I could never sneak into the movies, that's just like stealing.
我不能偷偷溜进电影院，那跟偷东西没有区别。
We had expected much lower prices.
我们希望报价再低一些。
What shall we do today?
我们今天干什么？