We used to have one like it in my house.我们家原来有一个一模一样的

used to过去常常，曾经

Jack used to assist Mary in her lessons.

杰克过去常常帮助玛丽学习功课

I weigh less than I used to.

我的体重比以前轻了。

Or can you stick around to play a game or two?想留下来打几轮台球吗

stick around在附近徘徊(停留)

A young man is sticking around waiting for the daughter of our neighbor.

一个年轻人正在附近逗留，等待我们邻居的女儿。

Stick around for a while-the boss will soon come back.

就留在这里别走，老板很快就会回来的。