The payback period for buying a basic solar lantern over a kerosene lantern will fall from seven months today to below two months in 2015.
到2015年，买一只简单的太阳能灯相对于一盏煤油灯的回收率，将由现在的7个月减少到2个月。
The 15th day of lunar January is the Chinese Lantern Festival. This usually falls in February in the solar calendar.
中国的农历正月十五是春节的最后一天，叫元宵节，通常在阳历的二月。
The 15th day of lunar January is the Chinese Lantern Festival. This usually falls in February in the solar calendar.
中国的农历正月十五是春节的最后一天，叫元宵节，通常在阳历的二月。
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