Well, it means if it were united in a single political system, one country, call it "The United Street Sellers Republic," the U.S.S.R., or "Bazaaristan," it would be worth 10 trillion dollars every year, and that would make it the second largest economy in the world, after the United States.
这意味着如果把它联合成一个单独的政治体系， 一个国家，管它叫做 “联合街道商家共和国”，简称U.S.S.R.（和前苏联同名）， 或者“Bazaaristan”， 它每年的生产价值有10千亿美元， 这将变成全世界第二大的经济系统 仅次于美国。