Chinese authorities have admitted for the first time that limited human-to-human transmission of the deadly H7N9 flu virus is theoretically possible, adding to fears over the virus that has now claimed 17 lives in eastern China.
中國(guó)政府首次承認(rèn),致命的H7N9禽流感病毒理論上可能出現(xiàn)有限的人際感染,這增加了人們對(duì)該病毒的恐懼。迄今這種病毒已導(dǎo)致中國(guó)東部17人死亡。
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