福田敬二提到，一种疾病的大流行跟它的严重程度无关，而是跟它蔓延的地理范围有关。
Fukuda notes a pandemic has nothing to do with the severity of the disease, but rather with its geographic spread.
福田敬二提到，一种疾病的大流行跟它的严重程度无关，而是跟它蔓延的地理范围有关。
Fukuda notes a pandemic has nothing to do with the severity of the disease, but rather with its geographic spread.
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