据法新社报道,英国科学家首次证实肺炎球菌可通过人的鼻子和手进行传播,从而可能会导致肺炎。肺炎球菌是一种导致肺炎的细菌,通常是通过感染个体咳嗽和打喷嚏造成的飞沫传播的。 研究表【详细】
var fo = createPlayer("v_player",540,400);fo.addVariable("videoId","vid");fo.addVariable("videoCenterId","3fa7b59705909f688ca3bf7d704bcc77");fo.addVariable("videoType","0");fo.addV【详细】
var fo = createPlayer("v_player",540,400);fo.addVariable("videoId","vid");fo.addVariable("videoCenterId","9424169e979df0837c0dfc101a9dd2dd");fo.addVariable("videoType","0");fo.addV【详细】
var fo = createPlayer("v_player",540,400);fo.addVariable("videoId","vid");fo.addVariable("videoCenterId","6ecb1d380b504859b7e294a4646384ec");fo.addVariable("videoType","0");fo.addV【详细】
var fo = createPlayer("v_player",540,400);fo.addVariable("videoId","vid");fo.addVariable("videoCenterId","c6a54d1ec7f447919884fdfb1ed6e87c");fo.addVariable("videoType","0");fo.addV【详细】
央视网消息:血管就好比我们身体的河道,为我们人体的组织输送氧气和营养,动脉和静脉就好比体内的长江与黄河。河道发生淤堵会出事故,血管也一样。如果这两条“河道”有哪个地方堵住【详细】
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