(1)もう一人と同じ両親を持つ女性
(2)a female person who has the same parents as another person; "my sister married a musician"
さらに詳しく
(1)妹
(2)a younger sister
(1)おじやおばの子供
(2)the child of your aunt or uncle
(1)あなた。男が親しい女を呼ぶ言葉。
(1)自分の配偶者の姉妹
(2)the sister of your spouse
