光纤越靠近用户桌面，其提供的带宽越大，每户分摊的成本也越高。
The more closer to the user desktop the fiber is, the larger the bandwidth provided will be, and the higher the cost Shared by per user will be.
事实上，成本分摊可能是一个非常切实可行的解决方案，尤其是在财政困难的时候。
In fact, cost-sharing could be a very practical solution, especially in times of financial difficulty.
关键问题是如何衡量它：你如何计算气候变化的成本，并将其公平的分摊到全球商业中去呢？
The problem is measuring it: How do you calculate the cost of climate change and then apportion it fairly among the world's businesses?
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