乳臭い

(1)characteristic of a lack of maturity; "immature behavior"

(2)成熟が欠如しているの特徴

(3)naive and easily deceived or tricked; "at that early age she had been gullible and in love"

(4)うぶで簡単に騙されたり、ごまかされたする

(1)at that early age she had been gullible and in love

(2)若い時に、彼女はだまされやすく、恋に落ちた