We may be sold out of them. Let me check the back. (the clerk goes to the storeroom, returning a few minutes later.) I "m afraid we" re out of stock. Would you like a rain check?

店员：我们可能已经卖完了，让我到后面确定一下。(店员走进储藏室，几分钟之后便回来。)恐怕我们的库存都卖完了，您需要一张凭证吗？