or·ni·thop·ter 
(ôr′nə-thŏptər)
(ôr′nə-thŏptər)n.
A machine shaped like an aircraft that is held aloft and propelled by wing movements.
| 单词 | ornithopter |
| 释义 | or·ni·thop·ter (ôr′nə-thŏptər)n. A machine shaped like an aircraft that is held aloft and propelled by wing movements. |
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