| 释义 |
clear-air turbulence AHD[klîrʹârʹ] D.J.[ˈklɪəˈeə]K.K.[ˈklɪrˈɛr]n.（名词）abbr. CAT【缩写】- A severe atmospheric turbulence that occurs under otherwise tranquil conditions and subjects aircraft to strong updrafts and downdrafts.晴空湍流：一种剧烈的空气湍流，发生在其它方面平静的条件下并使飞行器发生强烈的上下颠簸
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