✔ 最佳答案
Here is the translation into written English:
We are grateful for your offer of a further discount. However, the price is still too high. We regret to say that we may not be able to close the deal this time. We hope that we will have another chance to have business with you.
2011-10-20 19:41:03 補充:
close the deal = 達成交易/做成這次生意
2011-10-20 19:43:48 補充:
No offence. Please not: In English we say that the price is too high or too low,
but not too expensive or cheap (Chinglish).
2011-10-22 20:55:31 補充:
correction: please 'note'