预计今天下午有雾和低空云层。
一架飞机从头上低空飞过。
显然，该地区有一些低空云层，但主要是飞行员和空中交通管制员之间的沟通失误。
Apparently, there were some low clouds in the area, but mostly it was just miscommunication between the pilots and the air traffic controllers.
美国战机低空掠过该城市。
这样做可以降低空闲会话被另一个用户窃取的可能性。
Doing so reduces the possibility of idle sessions being hijacked by another user.
直升飞机在头顶低空盘旋。
卫星的第一道关是需要一条低空运行轨道。
第三种方法是低空伞投系统。
空军战斗机和直升机不停的从广场上空低空飞过。
Air force jets and a helicopter repeatedly flew low over the square.
一层低空云层在剖面图的下方形成了深红色的线。
A layer of low clouds creates the dark red line along the lower part of the profile.
很难由此而推断，说这就是低空云层变化规律的最终答案。
It is hard to extrapolate and say that this is the final answer of how low-level clouds behave.
在低空，轨道，无法维持太久，卫星会重新进入地球大气。
At that low altitude, this orbit will not last very long, and the satellite will reenter into the Earth's atmosphere.
一个假设的辐射泄露在近地停留将取决于低空风，更容易变化。
A hypothetical release of radiation staying near the ground would be subject to low-level winds, which are more prone to varying.
NASA的主要任务之一应当是降低空间旅行的成本。
One of the primary missions of NASA should have been to drive down the cost of space travel.
我们离机场不远，我想可能是架低空飞行的飞机，所以我警觉起来。
We're not far from the airport so I thought it could even have been a low-flying plane, so I was quite alarmed.
将代表团人员飞散在几架飞机上本来可以降低空难的风险。
Splitting the delegation between several aircraft would have reduced the risk.
相反，研究人员发现，随着海洋温度的升高，低空云层便会消散无踪。
Instead, researchers found that, as oceans become warmer, low-level clouds dissipate from the skies.
这辆车也将打破低空风速纪录，成为在世界海平面上最快的载人车辆。
The car will also break the low-altitude air speed record and be the fastest manned vehicle at sea level in the world.
PAMELA卫星在绕地球轨道的低空处定期地穿越该区域。
In its low Earth orbit, PAMELA regularly plows through this region.
卫星站的巨型天文望远镜可辨毫厘，低空飞行的飞机也常常打破小岛的宁静。
Goonhilly's gigantic satellite telescopes are hard to miss, and low-flying fighters often interrupt otherwise quiet strolls through the country.
随后，凌晨2点，一架低空飞过的直升机用绿色的尾灯照亮了天空。
Then, at 2 a.m., a helicopter made a low pass, its taillight green against the sky.
他疲倦地从黑暗的水面起飞，向陆地进发，心想：幸亏我学会了省力的低空飞行。
He pushed wearily away from the dark water and flew toward the land, grateful for what he had learned about work - saving low-altitude flying.
双引擎飞机低空掠过，这些皱纹变成了遍布于陡峭不平的山地上的松柏。
Closer up, from a twin-engine aircraft, those wrinkles become thousands of conifers marching over the steep and broken ground.
4月27日，一架大型喷气客机低空飞过曼哈顿，一架战斗机紧随左右。
ON APRIL 27th a large passenger jet flew low over Manhattan, closely pursued by a fighter aircraft.
一架深灰色的F - 16从低空飞过，并向地面射击，在地平线上留下了两列烟尘。
A low-flying, dark grey F-16 shot past, leaving behind two columns of smoke in the horizon.
在太阳系中漫游的宇宙飞船当其靠近地球作低空飞越时，会加上一个额外速度。
Such fly-bys give spacecraft a whip-crack of extra speed【3】 on their tour through the solar system.
但那里没有弹坑，说明可能是直升机火力造成的，也有可能是被战斗机低空扫射造成的。
But there was no bomb crater, indicating the strike may have been carried out by a helicopter gunship, or that it had been strafed by a fighter jet.
但那里没有弹坑，说明可能是直升机火力造成的，也有可能是被战斗机低空扫射造成的。
But there was no bomb crater, indicating the strike may have been carried out by a helicopter gunship, or that it had been strafed by a fighter jet.
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