powered flight

基本解释

One day, I told a friend, "You know, the first man in powered flight was from Ohio."
一天，我告诉一个朋友说：“你知道吗，第一个用动力飞行的人是俄亥俄州人；
“Even a cursory examination of the evidence in representational arts shows that angels and cherubs cannot take off and cannot use powered flight,” said Prof Wotton.
他说：“即使对具象派的艺术作品做一个粗略的检查，也足够找到证据，证明天使和胖乎乎的小天使无法起飞，也无法使用动力飞行的方法。
The spirit of the early aviators lives on in projects like the experimental Solar Impulse, a solar-powered plane that made its initial, barely-off-the-ground test flight in December 2009.
早期的飞行员的精神生命在类似的实验太阳能脉冲，一个太阳能飞机，在2009年12月最初，几乎没有过的实地试飞项目。

And so begins the first powered flight of the experimental plane designed to take man to the edge of space.
The Sonex and Sikorsky projects are two examples in a growing field of innovation in electric powered flight - most in their infancy.
Craig Willan is a flight engineer. He's closely monitored the development of electric powered aircraft.

Ballistic missiles are guided during powered flight and then release their payloads, which are then subject only to gravity and atmospheric drag.
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