所以要销售一种需要额外花费但却只是通过另一种方式提供相同的内容的价值主张，是最为艰难的。

So it is the toughest sell imaginable to offer a value proposition that would warrant spending additional cash just to get the same stuff in a different way.

youdao

所以要销售一种需要额外花费但却只是通过另一种方式提供相同的内容的价值主张，是最为艰难的。

So it is the toughest sell imaginable to offer a value proposition that would warrant spending additional cash just to get the same stuff in a different way.

youdao