生物学上总是有个分布。不是一刀切的事。有的人或许带上病毒几年不发病，都有可能。像艾滋病等。病毒病就是麻烦。

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.

Copyright ©1998-2024 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy