The value chain is the set of activities through which a product or service is created and delivered to customers.
价值链是通过其创造并将产品或服务交付给客户的一系列活动。
书桌上不能有太多的书,心中则不能少书;这就好像鱼离了水则干枯,心中没有书则无寄托。
最伟大的旅程是那些带领我们向内,深入自己灵魂的旅程。