That doesn't mean you have to have the lowest costs in the industry to succeed. But you need to make sure the activities and product attributes that increase your costs above the other guy bring in at least that much more in revenue, and hopefully more.
这并不意味着你必须拥有行业中最低的成本才能成功。但你需要确保那些增加你的成本的活动和产品属性至少能带来更多的收入,希望是更多。