The competition will be at the Marine Corps Air Ground Combat Center in Twentynine Palms, Calif. — a vast installation in the Mojave Desert region east of Los Angeles.

竞争工作将在加州的美国海军陆战队地面战斗中心进行，该中心在洛山矶东部的莫哈韦沙漠地区中拥有数量众多的设备。

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The system will provide the Marine Air Ground Task Force Training Command with real-time visualization and situational awareness during pre-deployment training, the company said.

该系统将为美国海军陆战队空地特遣部队训练指挥部提供实时可视化和态势感知能力。

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They could not provide adequate air cover for ground operations.

他们无法为地面作战行动提供足够的空中掩护。

《柯林斯英汉双解大词典》

Yet up at about five-thousand-four hundred meters the air pressure is only about half of what it is on the ground.

VOA: special.2011.04.06

Then he flung outward, feet first, with a swish, Kicking his way down through the air to the ground.

然后，纵身一跳，他两脚先伸出去，在空中乱踢乱舞，于是飕的一声，降落到地面。

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The jar was round upon the ground And tall and of a port in air.

圆圆的坛子置在地上,高高地立于空中。

耶鲁公开课 - 文学理论导论课程节选

Over a number of years, we intend to build on this relationship in a staged way to a full force of around 2, 500 personnel -- that is a four Marine Air Ground Task Force.

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The basic effect is that given that the ground at night is generally cooler than the atmosphere, thus the air near the ground is cooler than the air higher up.

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He said Germany was not asked to supply air or ground forces in Afghanistan.

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