英文: A scientific team in California used unmanned aircraft to measure heat in the atmosphere above the Indian Ocean, a part of Asia often blanketed by brown clouds of man-made pollution.

中文: 在加利福尼亚州的一支科学考察队利用无人驾驶的航空器来测量印度洋上空大气层中的热度。亚洲的这一部分常常被人为污染所形成的褐色云层所笼罩。       更详细...

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英文: Their goal is to have an unmanned aircraft that can be crumpled down and carried or stored in small spaces.

中文: 他们的目标是制造出可收摺运输，或是储存在极小空间的无人飞机。       更详细...

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