n.[C]

1. 姐妹；姐姐，妹妹
   She is elder sister to Susan.

   她是蘇珊的姊姊。

2. （情同姐妹的）摯友；（女性）好友；【喻】姐妹（情同手足的女子）
   Cathy was like a sister to me.

   凱西待我像親姊妹一樣。

3. 女會友；【宗】修女，女教友
4. 【英】護士長，護士
5. 【美】【口】（用作稱呼）大姐，小妹，娘兒們
6. 小姑；小姨子；嫂子；弟嫂；妯娌
7. 婦女運動的姐妹

a.[Z]

1. 姐妹關係的
2. 如同姐妹的
   Ours and theirs are sister schools.

   我們學校和他們學校是姊妹學校。

vt.

1. 姐妹似地對待
2. 對……以姐妹相稱

n.

1. a woman or girl in relation to other daughters and sons of her parents.
2. a female friend or associate.
   ▸a fellow woman.
   ▸N. Amer. a fellow black woman.
3. a member of a religious order of women.
4. (often Sister) Brit. a senior female nurse.
5. [as modifier] denoting an organization or a place which bears a relationship to another of common origin or allegiance.