词汇	The transition track
释义	The transition track 过渡轨道
随便看	emergency drills emergency drinking water emergency drinking water germicidal tablet emergency drinking water purification emergency drive emergency-driven emergency droppable ballast emergency drug emergency drug analysis emergency dump emergency dump steam Emergency duodenoscopy emergency duty emergency duty card emergency duty roster emergency dwelling emergency dynamo emergency dyscontrol Emergency Earth Orbital Escape Device emergency economic committee for europe emergency edition emergency education for students emergency egress emergency egress opening emergency egress window