| 释义 |
meridian line 【制图学】子午线，经线 以上来源于：《21世纪大英汉词典》 meridian line子午线；南北线meridian line子午线；经线meridian line经线，子午线meridian line子午线詞目：MERIDIAN LINE 1822馬禮遜英華字典MERIDIAN LINE1午線2Double meridian circles on the armillary sphere天輕雙環3The meridian circle with degrees gr |