Ground observers described a bright artificial cloud resembling a cone or fan that soon faded out within a few minutes.

地面观察者形容说这片明亮的人造云像锥形物或是伞状物一样聚集，并且在几分钟内消逝。

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Pressure created by sound waves squeezes moisture from the air, creating the "artificial cloud."

声波产生的压强将空气中的水分挤压出来，形成“人造云”。

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We're talking about an actual (well, artificial) cloud that promises to be both a real structure and a massive digital display.

ENGADGET: Digital 'Cloud' could form over London for the 2012 Olympics

For the Wolves set, the band was partially obscured by a cloud of artificial smoke, and the stage was littered with candles and oil lanterns.

NEWYORKER: The Dark Arts

However, most likely, Azure represents a mere bridge from the present paradigm in which the operating system drives the performance of our devices to the next digital paradigm where our devices become mere conduits for Big Data and artificial intelligence platforms that are run from the cloud.

FORBES: The Blockbuster Microsoft Business That Nobody Ever Seems To Talk About