left front短语⁴³²⁰¹ 基本例句 左前 In 1930, on the upper left front of Buyun Building, Zhenchang Building was born, with three stories and26 rooms on each floor. 1930年，步云楼的左上方又建起了振昌楼，还是三层高，每层26个房间。 kle100 This paper discusses the path of karst leakage at the left front of Songbaishan reservoir in Guiyang. 探讨了贵阳市松柏山水库库首左岸岩溶渗漏途径。 cnki