【上位】 the world of commercial activity where goods and services are bought and sold; "without competition there would be no market"; "they were driven from the marketplace" 財貨とサービスが売買される商業活動の世界。
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【上位】 the customers for a particular product or service; "before they publish any book they try to determine the size of the market for it" 特定の製品かサービスの顧客。
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