常見(jiàn)例句雙語(yǔ)例句Since the end of 1960's, Guidong County in Hunan has been an endemic area of tertian malaria with Anopheles hyrcanus sinensis as transmission vector.桂東縣自六十年代末以來(lái)，屬以中華按蚊為主要傳瘧媒介的間日瘧流行區(qū)。 返回 tertian malaria