While marketers are adept at understanding and quantifying a marketplace opportunity, and at introducing and positioning a product within that market, their input into the product design process is often limited to lists of requirements.

• 尽管市场营销人员擅长理解并计算商机，也精于将某个产品引入市场，合理定位，他们对于产品设计过程的贡献通常局限于需求列表。