Many elements of the normal flora may act as opportunistic pathogens.
很多正常菌群都可能是条件致病。
英文例句大全为您提供opportunistic pathogen英文例句大全,opportunistic pathogen英文造句,关于opportunistic pathogen的英语句子,单词opportunistic pathogen怎么造句,opportunistic pathogen英文例句大全有哪些,哪些英语句子是关于opportunistic pathogen,英语单词opportunistic pathogen的句子,单词opportunistic pathogen如何造句,opportunistic pathogen怎么造句等。