单词	parking orbit
释义	parking orbit noun : an orbit of a spacecraft from which the spacecraft or another vehicle may be launched on a new trajectory Word History First Known Use 1953, in the meaning defined above
随便看	potamogalid potamogalidaes potamogeta potamogeton Potamogetonaceae potamogetonaceaes potamogetonaceous potamogetons potamographer potamographic potamography potamological potamologist potamologists potamology potamometer Potamonidae potamophes potamophises potamophisses potamoplankton potarite potash potash bulb potash hunger

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。