如果消费者愿意(消费者似乎愿意)花更多钱购买具有健康功效的产品,则之前的努力便是值得的。
But it will be worthwhile if consumers prove willing, as they seem to be, to pay more for products with health benefits.
在洗衣机普遍使用的国家,洗衣机的功效与避孕药不相上下:妇女们就不必每周再花把个小时洗衣服了。
The automatic washing-machine might give it a close run in countries where it is commonplace, by freeing women from an activity that used to take many hours a week.
市场上卖得最好的硬件工具产品得花6个小时安装,而同等功效的软件只需要1-2小时的安装时间。
The biggest selling appliance product on the market can take up to six hours to install, compared to between 1-2 hours for an equivalent software-only installation.
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