释义
n.
radioactive particles that are carried into the atmosphere after a nuclear explosion or accident and gradually fall back as dust or in precipitation
（核爆炸或核事故后的）辐射微尘，放射性尘降。
〈喻〉 （不良）后果；副作用；余波
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almost as dramatic as the financial scale of the mess is the growing political fallout .和这场混乱造成的经济影响几乎同样惊人的是它日渐严重的政治负效应。
[usu. with modifier]airborne substances resulting from an industrial process or accident
（工业事故或生产过程中产生的）空气悬浮物，浮尘
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acid fallout from power stations .发电站飘来的酸性浮尘。
