(noun.) the operation of aircraft to provide transportation.
(noun.) the aggregation of a country's military aircraft.
埃德温娜手打
双语例句
Aviation is another bad sign. 欧内斯特·海明威.丧钟为谁而鸣.
If by any chance we _should_ have aviation keep her in the cave. 欧内斯特·海明威.丧钟为谁而鸣.
They had been far more thorough and more resourceful than those Europeans who had for some time experimented with aviation. 鲁伯特·萨金特·荷兰.历史性发明.
The Wrights had now solved the real problem of aviation, equilibrium. 鲁伯特·萨金特·荷兰.历史性发明.
The machine was taken to the Curtiss Aviation Field at Keuka Lake, New York. 李贝.西洋科学史.
But we have formidable aviation, the corporal said. 欧内斯特·海明威.丧钟为谁而鸣.
A great aviation week was held at Rheims, and almost all the world’s famous aviators, except the Wrights, were there. 鲁伯特·萨金特·荷兰.历史性发明.
We have a formidable aviation, the old man said happily. 欧内斯特·海明威.丧钟为谁而鸣.
Abo ut three years after Langley's death the Board of Regents of the Smithsonian Institution established the Langley Medal for investigations in aerodromics in its application to aviation. 李贝.西洋科学史.
The aviation week at Rheims was followed by other great airship meets in other countries. 鲁伯特·萨金特·荷兰.历史性发明.
But they are not as formidable as our aviation, the corporal said. 欧内斯特·海明威.丧钟为谁而鸣.
The French, as a nation, had for some time been more interested in aviation than any other people. 鲁伯特·萨金特·荷兰.历史性发明.
What aeronautical authorities declared to be the greatest feat in the history of aviation had been successfully accomplished. 鲁伯特·萨金特·荷兰.历史性发明.
What did the aviation do? 欧内斯特·海明威.丧钟为谁而鸣.
We have an aviation that is insuperable. 欧内斯特·海明威.丧钟为谁而鸣.