感染人数 gǎnrǎnrénshù number of infected persons Definitions Defs Origin Strokes Stroke Words Sentences Sents 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人数 人數 rénshù noun number of people the number or count of people present in a group