Cuba became the first country to receive WHO's seal of approval for essentially eliminating transmission of HIV from a mother to her baby. 古巴成为第一个得到世界卫生组织肯定的，基本杜绝艾滋病病毒母婴传染的国家。
An international research team received $1.35 million to study the transmission of avian flu from birds to humans.一个国际科研小组得到135万美元的研究资金，考查禽流感在禽类和人体间的传播。
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发表于 2024-3-6 03:14:25
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