单词	电报速率
释义	电报速率telegraph speed
随便看	great circle arc length great circle bearing great-circle bearing great circle chart great-circle chart great circle course great circle--course great-circle course great-circle direction great circle distance great-circle distance great-circle flying great circle line great circle navigation great circle of sphere great circle route great-circle route great circles great circle sailing great-circle sailing greatcircle sailing great circle sailing chart great circle sailing; orthodromic great circle theory great circle track