regular adj. 有规律的；定期的

customer n. 顾客

discount n. 折扣

purchases vt. 购买 n. 购买

Can you give me a little deal on this?

不能卖的便宜点？

Hey, don't try to rip me off. I know what this is worth.

兄弟，不要宰我，我可是一个识货的人。

I was ripped off . I was cleaned out.

我被宰了。

I am a regular customer.

我是常客。

Is there any discount on bulk purchases?

我多买些能打折吗？