noun🔗Share乳児, 幼児A very young human being, from birth to somewhere between six months and two years of age, needing almost constant care and/or attention."The daycare center provides a quiet room where infants can nap during the day. "保育園は、乳児が日中に昼寝できる静かな部屋を提供しています。humanpersonagefamilyChat with AIVocabulary GamePractice Reading
noun🔗Share乳児, 未成年者A minor."Infants require constant care and supervision because they are too young to protect themselves. "乳児は自分自身を守るには幼すぎるため、常にケアと監督が必要です。agehumanpersonfamilylawChat with AIVocabulary GamePractice Reading
noun🔗Share貴族の若者A noble or aristocratic youth."While not common, we might see the word "infants" used historically to describe young nobles; for instance: "The royal court carefully educated the infants, preparing them for their future roles as leaders." "一般的ではありませんが、歴史的に若い貴族を説明するために「貴族の若者」という言葉が使われることがあります。たとえば：royalpersonagefamilyChat with AIVocabulary GamePractice Reading
