Shares in vaccine makers including Moderna and BioNTech rose sharply on Wednesday after Australia reported its first human H5N1 bird flu case and the US detected its third, increasing fears of wider transmission.
周三，莫德纳(Moderna)和BioNTech等疫苗制造商股价大幅上涨。此前，澳大利亚报告了该国首例人感染H5N1禽流感病例，随后美国发现该国第三例，这加剧了人们对这种疾病更广泛传播的担忧。
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