About two-thirds of the nation 's homes have broadband .

美国约有三分之二的家庭拥有宽带。

There are some 150 million thermostats in american homes and another 100 million in small offices and businesses .

美国家庭目前使用了1.5亿个恒温器，而小型办公室和商业区也使用了大约1亿个。

Food must stay fresh even when a truck takes four hours to stop at 25 homes .

即便卡车要花上4个小时给25个家庭送货，也必须保证食物的新鲜。

As of this week , some neighborhoods have as much as 39 % of their homes plugged in .

截止本周，部分小区已有39%的家庭安装了这项服务。

Millions of homes are stillequipped with manual thermostats .

数百万家庭仍在使用手动恒温器。