spin-off

      n. 有用的副产品
      【经】 副产品
      在线英汉词典
spin-off的短语、例句：
      spin-off n benefit or product that is produced incidentally from a larger process, or while it is being developed 副产品; 派生物
      This new material is a spin-off from the space industry. 这种新材料是航天工业的副产品.