HomeDictionary母子垂直感染母子垂直感染Wordmother-to-infant transmissionCopy wordmǔ zǐ chuí zhí gǎn rǎnmu3zi3chui2zhi2gan3ran3Hear itMeaningmother-to-infant transmission CC-CEDICTCharacters in 母子垂直感染母mǔ子zi垂chuí直zhí感gǎn染rǎn