好象美国每年有因流感去世的病人的统计。而且今年，有通知说流感会比较厉害。
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
Change Ad Consent