十个数三中二多少组简介：7000, is there any higher? The auctioneer shouted vigorously. 7000 once, is there anyone who bids 7000 twice, is there any more? 7000 three times, deal done!
7000, is there any higher? The auctioneer shouted vigorously. 7000 once, is there anyone who bids 7000 twice, is there any more? 7000 three times, deal done!
