1.
Currents of warm air keep the hang-gliders aloft.
悬挂式滑翔机藉着暖气流在高空飞行.
2.
The plane is high in the sky.
那架飞机在高空飞行.
3.
super high altitude flight
超高空飞行 超高空飞行
4.
"The plane 's cruise at an altitude of 82,900 meters. "
"飞机正在82,900米高空航行。"
5.
The plane's cruising at an altitude of 92000 meters.
飞机现在正在 92000 米的高空飞行。
6.
The plane was flying at an altitude of5, 000meters.
飞机正在500公尺的高空飞行。
7.
The aircraft was flying at a height of 2000 feet.
飞机在2000英尺的高空飞行.
8.
The plane flew at an altitude of 20000 metres.
飞机在两万公尺的高空飞行。
9.
vapour trails,eg those left in the sky by high-flying aircraft
蒸汽尾迹（如飞机在高空飞行.下的）
10.
vapour trail( trail of condensed water left in the sky by a high-flying aircraft)
雾化尾迹（飞机在高空飞行.留下的）.
11.
The airplane kept on flying at a high altitude.
这架飞机继续在高空飞行.
12.
gliding in a hang glider.
在高空用滑翔机进行飞行。
13.
fly in a V-shape, high in the sky.
在高高的天空上以v字的形状飞行。
14.
After taken off, we were flying low over the city and slowly gaining height.
飞机起飞后，正在城市上空作低空飞行，并且慢慢逐步升高。
15.
The aircraft was flying about thick fog
飞机正在浓雾上空飞行。
16.
The plane is just flying in the sky on the hill.
飞机正在山的上空飞行。
17.
His plane continue soaring at 5000 metre above sea level
他的飞机一直在海拔五千米的高空飞行
18.
His plane continued soaring at 5000 metres above sea level.
他的飞机一直在海拔五千米的高空飞行。