漢語百科全書 | 汉语百科全书

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Catalog Energy resource
Catalog Energy resource Catalog Energy resource ***Winter heating equipment and simple methods Catalog Energy resource ***Summer cooling equipment and simple methods Catalog Geography Catalog Geography *World overview
节约用电，支援我们的国家
  jie2 yue1 yong4 dian4, zhi1 yuan2 wo3 men2 de guo2 ja1
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节约用电，支援我们的国家

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