最便宜的方案是使用巨型空中加油飞机——例如美国空军的KC-10“补充者”空中加油机（KC-10 Extender），装满二氧化硫和硫化氢气体。

The cheapest option could be to use giant mid-air refuelling aircraft, such as the US air force's KC-10 Extender, filled with sulphur dioxide or hydrogen sulphide gas.

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在两个案例中，巨型机器被用来将建筑物提升到30厘米高的空中。

In two cases, huge machines have been used to lift the buildings up to 30 centimeters into the air.

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那架巨型喷气式飞机在空中被炸成碎片。

The jumbo jet was blasted out of the sky.

《牛津词典》