
I'm afraid I can't drop the price any further.
這是最低價了.
I'm not kidding, but we are making a fair deal—30 yuan is quite acceptable for a decent man like you.
我不是跟你開玩笑.你是個體面人,30塊的加錢很合理.
Do be reasonable! My offer is based on a minimum profit.
我這價兒不高,利已經夠薄了.
It's the best offer I can make . Take it or leave it.
這是我能出的最低價,不要拉倒.