The microbes invade into the amnion by many ways, the common way is ascending infection from the lower genital tract.
微生物可经多种途径入侵羊膜腔,其中最常见的是上行感染。
英文例句大全为您提供ascending tract英文例句大全,ascending tract英文造句,关于ascending tract的英语句子,单词ascending tract怎么造句,ascending tract英文例句大全有哪些,哪些英语句子是关于ascending tract,英语单词ascending tract的句子,单词ascending tract如何造句,ascending tract怎么造句等。