building altitude

基本解释

Japan has invested a huge sum on building up a simulated altitude test facility.
日本斥巨资建立发动机模拟高空试验台。
Contrary to China, the space pattern of the western building is developing towards high altitude.
与中国相反，西方建筑的空间格局是向高空发展。
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PP: Yes, I distinguished myself at age 10 by building a number of rockets that held world altitude records, and by inventing a material thats used even today to power solid-fuel rockets.
皮特：是的，我区别自己于别人是在10岁的时候，那时我建造了很多火箭，并且保留了世界的（火箭飞行）高度纪录，那时我还发了一种至今还在用于为固体燃料火箭提供动力的材料。

But the optimists think it is possible to avoid losing altitude by building a bridge between where they are and where they would like to be.
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That wind was traveling at 120 miles an hour, so we ended up with Felix in the capsule under this 30-million-cubic-foot balloon flying at 125 miles an hour to the east, which is amazing to think about, because at that altitude, it's the equivalent of about a 50-story building.
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