幼児

(1)a very young mammal; "baby rabbits"

(2)非常に若い哺乳類

(3)an immature childish person; "he remained a child in practical matters as long as he lived"; "stop being a baby!"

(4)未熟で子供じみた人

(5)a very young child (birth to 1 year) who has not yet begun to walk or talk; "the baby began to cry again"; "she held the baby in her arms"; "it sounds simple, but when you have your own baby it is all so different"

(6)非常に年の若く（生後1年までの）、まだ歩いたり話したりできない子供

(1)the baby began to cry again

(2)赤ん坊は再び泣き始めた

(3)she held the baby in her arms

(4)彼女は、赤ちゃんを彼女の腕に抱いた

(5)it sounds simple, but when you have your own baby it is all so different

(6)それは単純に聞こえるが、あなたにはあなた自身の赤ちゃんがいるとき、それは全くとても異なる