单词	bow pencil
释义	bow pencil 小圆规
随便看	runway capacity runway caution lights runway centerline Runway Center Line runway centerline lights Runway Centerline Lights System Runway Centerline Marking runway centerlinercl runway centre-line runway check runway cleaner runway cleaning vehicle runway clearance runway condition runway condition rating Runway Condition Reading Runway Condition Readings runway condition report runway control runway controller runway control van runway designation runway designation marking runway designator runway detection