相关例句

• These viruses are among the most virulent pathogens known to infect humans.(这些病毒属于导致人类感染的已知最剧烈的病原体。)
• However, H5N1 has infected increasing Numbers of people in the past 3 years, and is becoming more virulent as it evolves.(虽然禽流感感染人的数字在过去3年不断上升，但是它却变得更加的恶毒。)
• Studies have detected no signs that the virus has mutated to a more virulent or lethal form.(经研究未发现迹象说明病毒已突变为更具毒性或更致命的形式。)
• Lung cancer can also exist for years, hardly creating symptoms until its most virulent stage.(肺癌还可以几乎毫无症状的存在多年，直到晚期才被发现。)
• The reason HIV is so virulent may have been found.(HIV的致命起因可能已获发现了。)
• If that evolution makes the virus more virulent, so much the worse for the host.(如果这种演变使得病毒毒性大增，寄主体质就会进一步遭到削弱。)
• The media has waged a virulent hate campaign against her.(媒体向她发起了恶毒的诋毁运动。)
• Avian flu is not only particularly virulent; italso has the rare capacity to cross barriers between species. But it is hard totransmit.(这种传染病不但致命，而且少有地能跨物种传播，但其传染性有限，禽肉只要充分加热，便不具危险。)
• Now he faces virulent attacks from the Italian media.(现在他面临着意大利媒体的恶毒攻击。)
• Half of the victims have been hospitalised, a high rate that may indicate an especially virulent strain of E. coli.(半数受害者都已住院，如此高的住院率表明这可能是一种毒性特别强的大肠杆菌菌株。)