9. We don't give discounts.
本店概不還價。
還能這樣說：
We don't have any discount.
No more discounts are allowed.

10. You get what you pay for.
便宜沒好貨。
還能這樣說：
It's too cheap to be good.
The higher the price is, the better the quality of the merchandise is.
諺語：
In for a penny, in for a pound.
一不做二不休。

11. All of these shirts are half off.
這些襯衫都半價出售。
還能這樣說：
All of these shirts are sold at half price.
All of these shirts are on sale for half price.
諺語：
The half is more than the whole.
穩(wěn)穩(wěn)到手的一半勝似毫無把握的全部。

12. Take it or leave it.
不滿意就算了。
還能這樣說：
Accept it or reject it.
Be satisfied with it or get nothing.