It is like a running blaze on a plain, like a flash of lightning in the clouds. 它象平原上迅速蔓延的大火，象劃破雲天的一道閃電。
The weakened refugees had little resistance to infection of any kind and cholera spread through the camps like wildfire. 虛弱的難民對任何傳染病都毫無抵抗力，霍亂在難民營中迅速蔓延開來。
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