The "yellow fever" has swept the low-lying areas of Louisiana, and the local experts are thoroughly confused about the cause.
“黄热病”席卷了路易斯安娜州的低洼地区，而当地的专家们却对病因争论不休。
The "yellow fever" has swept the low-lying areas of Louisiana, and the local experts are thoroughly confused about the cause.
“黄热病”席卷了路易斯安娜州的低洼地区，而当地的专家们却对病因争论不休。
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