black cloud

基本解釋

You see this dark black cloud hovering over the surface of Earth?
能看見這磐鏇在地表的深黑色的雲(yún)嗎？
While I knew I shouldn’t let it, the mailman’s morning delivery of another rejection letter for an article I’d submitted to a magazine made me feel like a black cloud of failure hung over my head.
雖然我知道自己不該這樣，但是早班郵差送來的又一封我給襍志投稿的退稿信就象是一片失敗的烏雲(yún)掛在我的頭頂上。
From the plane, you could see the vast black smoke-cloud that used to be Japan's biggest oil refinery, still burning unstoppably 24 hours after the earthquake hit it.
從飛機上鳥瞰，你可以看到從日本這個曾經(jīng)最大的鍊油廠內(nèi)冒出的滾滾濃菸，在地震發(fā)生後的24小時裡廠內(nèi)的大火一直沒有停止過燃燒。

Another longer-term structural black cloud looming over the U.S. Treasury market remains the huge budget deficit.
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For some investors, the stock market has a permanent black cloud over it.
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The black cloud is that a war which has already killed about 55, 000 people, soldiers and civilians together, shows no signs of ending.
ECONOMIST: Sri Lanka