NASA is hoping to start flying as soon as possible to close the gap in the U. S. manned space program.
美国宇航局希望尽快开始飞行,以尽可能结束美国载人航天计划的时间间距。
The U. s. 's National Highway Traffic Safety Administration paved the way for the flying car to be rolled out after recently announcing exemptions to allow it on American roads.
美国国家公路交通安全管理局(NHTSA)最近宣布,给与这种飞行汽车在美国公路行驶的权力,此举为飞行汽车的实际应用铺平了道路。
Ukrainian officials denied the U. S. missile claim, saying they had launched only short-range missiles that couldn't reach the plane flying some 155 miles away.
乌克兰官员否认了美国有关导弹误射的说法,辩称他们只发射了短程导弹,不可能击中飞行在155英里以外的客机。
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