乐乐作文网|提供专业、原创中小学生作文,包括中考满分作文、高考满分作文、零分作文、优秀作文大全、作文素材、作文辅导、英语作文等,欢

      <tbody id='uihldsqg'></tbody>
  • <small id='tvgutjpi'></small><noframes id='wdeom76n'>

    艾滋病英语作文-艾滋病的传播

    作者:admin    来源:未知    发布时间:2020-09-27 15:02    浏览量:

    AIDS, stands for Acquired Immune Deficiency Syndrome, is a deadly disease. It malfunctions the human body's defence system, making the infected person extremely vulnerable to diseases, and eventually cause death.

      AIDS can be spread in many ways, but the main medium is through having unprotected intercourse with an infected person. Apart from that, AIDS can spread from mother to new born baby, or sharing of needles, shaving blades, or any means of blood contact.

      Once infected, it may take years for the person to notice, and in these years, the infected person may not know and can infect many more, who in turn go and infect others, just like an exponential growth.[艾滋病英语作文:艾滋病的传布]相干文章:

    in 放鞭炮作文 写信作文 我的梦作文 代沟英语作文
      <tbody id='bipqyz5a'></tbody>

  • <small id='l49g8gzw'></small><noframes id='xik5mszs'>

    最新热门

    Copyright © 乐乐作文网 版权所有
      <tbody id='7mky7ujd'></tbody>

  • <small id='z6dd7nbj'></small><noframes id='qclnh3rl'>