母子垂直感染 mǔzǐchuízhígǎnrǎn mother-to-infant transmission Definitions Defs Origin Strokes Stroke Words Sentences Sents 母子 mǔzǐ mother and child mother and child; specifically a mother and her son垂直 chuízhí adjectiveadverb perpendicular vertical; to be perpendicular, intersecting at a right angle感染 gǎnrǎn verbnoun to infect to invade a body and cause disease (of germs or a virus); to be infected; to contract a disease
