英语语法分析

Historically, firms have found it hard to cannibalise their own products.

从历史上来看，要取代自己的产品对各公司来说是很艰难的。

Many people, even some within the company, thought this would cannibalise Amazon's own sales.

许多人，甚至是公司里的一些人，认为这是在瓜分amazon自己的销售额。

Firms may also choose to cannibalise their own products by producing marginally improved products.

各公司还可能以生产稍有改进的产品来取代他们自己的原产品。