The warm steam inside the village hairdressers’ shop feels unusually clean on a cold winter’s day: in Juncheng, Hebei province, piped gas has replaced the coal that used to leave a sticky residue on every surface.
寒冷的冬日裏，河北省軍城鎮的一家鄉村理髮店中溫暖的蒸汽顯得異常乾淨，因爲在軍城鎮，管道運輸的天然氣已經取代了過去會到處落煤灰的煤炭。
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