单词	airscrew
释义	airscrew /ˈɛːskruː / noun British An aircraft propeller.In 1480, Leonardo da Vinci drew his famous ‘airscrew’ machine which could never have flown.... Both planes were triplanes with twin tractor airscrews driven by shafts from the fuselage. This helicopter had four lifting airscrews and five auxiliary propellers.
随便看	Scorpian Scorpio scorpioid scorpion scorpionfish scorpion fly Scorpius Scorsese, Martin scorzonera scot Scot. scot-ale scot and lot scotch Scotch acre Scotch ale Scotch argus Scotch attorney Scotch barley Scotch barley broth Scotch Baronial Scotch Blackface Scotch boiler Scotch bonnet Scotch boot

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