看波形，“流冠”一年爆發多次，一年四季都有，流感至少夏季不流行。

來源: 阿明. 於 2022-01-16 14:47:30 [舊帖] [給我悄悄話] 本文已被閱讀：次

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