兰郑长管道 Save Sign in to save words Traditional (Taiwan): 蘭鄭長管道 lánzhèngchángguǎndào ㄌㄢˊ ㄓㄥˋ ㄔㄤˊ ㄍㄨㄢˇ ㄉㄠˋ Lanzhou-Zhengzhou-Changsha oil pipeline Character by character 兰(lán)surname Lan 郑(zhèng)Zheng, a Zhou-dynasty state in the vicinity of present-day Xinzheng 新郑 xīnzhèng, a county-level city in Henan 长(cháng)long 管(guǎn)surname Guan 道(dào)road A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0