I learned it from my own dad who used to walk into my roomand say, "what's up, sweathog?"我从我父亲那里学来的，他经常去我房间对我说，你好啊，苦学生。

learn from向 ... 学习

His suggestion is that we shall learn from her.

他的建议是我们应当向她学习。

The young should learn from his heroism.

年青人应该学习他的的英雄事迹。

walk into走进

He was forbidden to walk into the tabernacle.

他被禁止走进礼拜堂。

They dare not walk into the shadowy depths of the forest.

他们不敢走入森林中阴暗的深处。

We're just a couple of friends kickin' it in a juice bar.我们只是朋友在一个果汁吧里

a couple of两个, 几个

They've gone down to Brighton for a couple of days.

他们已南下到布赖顿市住两天。

I'll be back in a couple of days.

我过几天就回来。