Energy efficiency programs in California and Japan during the past 20 years have shown the remarkable gains that can be achieved with concerted effort, often at large savings to consumers.

在过去20年，加利福尼亚州和日本的提高能源效率的项目都表明，通过共同努力是能取得卓越成效的，这也往往让消费者节省很多金钱。

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Energy efficiency programs in California and Japan during the past 20 years have shown the remarkable gains that can be achieved with concerted effort, often at large savings to consumers.

在过去20年，加利福尼亚州和日本的提高能源效率的项目都表明，通过共同努力是能取得卓越成效的，这也往往让消费者节省很多金钱。

youdao