关于heavier的百科

• heavier-than-air造句怎么写

• 1、Aheavier-than-airaircraftderivingliftfrommotion.2、Glider:Nonpoweredheavier-than-aircraftcapableofsustainedflight.3、Butitisworthrememberingthatjustoveracenturyago,heavier-than-airflightseemedanimpossibledream.4、OnDecember17,1903,theWrightBrother...
• 2023-12-307376