A.amastigoteB.epimastigoteC.promastigoteD.trypomastigoteE.trophozoite
A.經(jīng)tsetse fly 叮咬B.經(jīng)錐蝽糞便污染傷口C.經(jīng)胎盤(pán)血液循環(huán)D.經(jīng)錐蝽糞便污染食物而經(jīng)口E.經(jīng)空氣傳播
A.人B.鼠、豬C.貓、犬D.淡水魚(yú)類E.爬行動(dòng)物