| 单词 | heavier-than-air |
| 释义 | heavier-than-air (once / 71201 pages) adj WORD FAMILY heavier-than-air USAGE EXAMPLESA heavier-than-air hybrid from Lockheed Martin can land on any flat land or ice. Economist(Jun 09, 2016) It was the world’s first heavier-than-air, powered, controlled flight, according to the National Park Service, which maintains a historic site there. Washington Post(Apr 02, 2016) On this date in 1903, brothers Orville and Wilbur Wright made what many consider the world’s first successful heavier-than-air flight. Time(Dec 17, 2015) adj relating to an aircraft heavier than the air it displaces Syn heavy of comparatively great physical weight or density |
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