猴痘病毒的宿主尚不明确，目前认为非洲啮齿类（非洲松鼠、树松鼠、冈比亚袋鼠、睡鼠等）可能为其自然宿主。传染源包括感染的啮齿类动物、猴和猿等灵长类动物、患者。病例出现症状后至皮疹结痂自然脱落前具有传染性。病例出现症状前4天内可能具有传染性。

renheguojiazhiyaobuduizhongguoshiyonghuoweixieshiyonghewuqi，jiubuhuishoudaozhongguohewuqideweixie，zheshizuiyoushijiyiyidetouming。shiwen，zheyangdetoumingdu，beiyuehechengyuanguozhongnayigenenggouchengnuo？任(ren)何(he)国(guo)家(jia)只(zhi)要(yao)不(bu)对(dui)中(zhong)国(guo)使(shi)用(yong)或(huo)威(wei)胁(xie)使(shi)用(yong)核(he)武(wu)器(qi)，(，)就(jiu)不(bu)会(hui)受(shou)到(dao)中(zhong)国(guo)核(he)武(wu)器(qi)的(de)威(wei)胁(xie)，(，)这(zhe)是(shi)最(zui)有(you)实(shi)际(ji)意(yi)义(yi)的(de)透(tou)明(ming)。(。)试(shi)问(wen)，(，)这(zhe)样(yang)的(de)透(tou)明(ming)度(du)，(，)北(bei)约(yue)核(he)成(cheng)员(yuan)国(guo)中(zhong)哪(na)一(yi)个(ge)能(neng)够(gou)承(cheng)诺(nuo)？(？)