A machine designed to fly by means of artificial flapping wings; an ornithopter.
单词 | θ208147 |
释义 | society > travel > air or space travel > a means of conveyance through the air > [noun] > an aircraft > aircraft propelled by flapping wings (2) orthopter1868 A machine designed to fly by means of artificial flapping wings; an ornithopter. ornithopter1908 A machine designed to fly by means of artificial flapping wings. Cf. earlier orthopter, n.1 |
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