A cloud is a condensation of water vapour in the atmosphere.
云是由大气中的水蒸气凝结成的。
When water vapour condenses into cloud droplets it gives up energy and warms the surrounding air.
当水气凝结成水滴时，能量会被释放出来，使得周围的空气变暖。
But this cloud created by a U.S. Navy Super Hornet off the Peruvian coast is known as a 'shock collar' or 'vapour cone', created in certain atmospheric conditions at high speeds.
但这团雾气的的确确是由美国海军从秘鲁海岸起飞的超级大黄蜂所制造出来的，即一般所谓的“冲击领”或“蒸汽锥”，在某些大气条件下飞机在高速飞行时就会产生这种现象。
应用推荐