| 释义 |
cu·mu·lo·nim·bus AHD[kyo͞om'yə-lō-nĭmʹbəs] D.J.[ˌkjuːmjələʊˈnɪmbəs]K.K.[ˌkjumjəloˈnɪmbəs]n.（名词）【复数】 cu.mu.lo.nim.bus.es 或 cu.mu.lo.nim.bi [-bī] - An extremely dense, vertically developed cumulus with a relatively hazy outline and a glaciated top extending to great heights, usually producing heavy rains, thunderstorms, or hailstorms.积雨云：一种极其浓密的、垂直扩展的积云，其轮廓比较模糊，顶部覆有冰晶且向上伸入高空，通常能产生大雨、雷暴或雹暴
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