不好意思，因为目前的优惠券都是限量发放的，因为给予客人的优惠券都有编号

不好意思，因为目前的优惠券都是限量发放的，因为给予客人的优惠券都有编号的，如果没有优惠券也得到了同等的优惠，那么我们的优惠券就失去了意义和价值，希望能得到你的理解。

結果 (英文) 1:

I'm sorry, because the current issuance of coupons is limited, due to the coupon has a number of guests, if there is no coupon has been given the same concessions, then our coupons will lose their meaning and value, would like to have your understanding.

結果 (英文) 2:

I am sorry, because the current issued coupons are limited, because the coupons offered to guests are numbered, if not also the same coupon discount, then our coupon will lose its significance and value, hoping to get your understanding.

結果 (英文) 3:

Feel shy, because the coupons are limited release, because giving guests coupons are numbered, if not also have the same discount coupons coupons, then we will lose its significance and value, hope you can understand.