“无菌”的英语可以翻译为：[医] asepsis，sterility，germ-free，sterile ...

尿液是无菌的。Urine is sterile.这个盖子严实地盖在奶瓶上,保持奶嘴无菌.This top fits over the bottle and keeps the teat sterile.手术室应该是个无菌的环境.An operating theatre should be a sterile environment....

“无菌”的拼音为：wú jūn...