单词	jackscrew
释义	jackscrew noun jack·​screw ˈjak-ˌskrü  : screw jack Example Sentences Recent Examples on the Web The item, called a jackscrew, is used to raise or lower the angle of the horizontal part of the plane’s tail. Washington Post, 27 Sep. 2019 The landing gear was extended and measurement of the left and right wing flap jackscrews corresponded to a flaps retracted setting. BostonGlobe.com, 16 Oct. 2019 Word History First Known Use circa 1735, in the meaning defined above
随便看	straightjackets straightlaced straightlier straightliest straightly straightneck straightness straightnesses straights straightway straightway drill straightway pump straightwayer straightwayest straightways straightwayyer straightwayyest straik straiked straiking straiks strain strain a point strain at the leash strain band

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