你甭想蒙我!我可不是乡巴佬.
You are pricing yourself out of the market!
你这是漫天要价!
It's a daylight robbery!/ You must be putting me on. To charge 50 yuan for a mere cup of tea!
简直是抢劫!一杯茶就要我50块.
That's unreasonable! I'd take it for 100.
太贵了!一百块我就买.
I like everything about it except the price.
各方面我都很喜欢,除了价格.
Lower the price and I'll consider.
便宜点我就考虑下.
If I buy more than one, will you give me a discount?
我多买几个,能给我打折吗?
Three hundred dollars for this dictionary - isn't that a bit steep?
这本字典要三百美元,是不是贵了一点?
It's a rip-off.
贵得太离谱了。