infantan.郡主；公主；内亲王infantn.婴儿；幼儿adj.婴儿的；初期的；幼稚的infant's clothing[经] 适于销售infant audiometer婴儿测听计infant myocardium婴幼儿心肌Infant healthcare婴幼儿保健infant passengers婴儿旅客infant phenomenon神童infant literature幼儿文学infant psychiatry婴儿精神病学infants premature早产儿infant delinquent幼年犯