sister

• 名词，指姐姐或妹妹，即父母所生的女性同胞；也指关系密切如姐妹的女性，或同一团体、组织中的女性成员。

A noun referring to a female sibling, or a person who shares a common bond or affiliation with another.

1. A1formal

   A female sibling; a girl or woman who has the same parents as another person.

   姐妹

   • My sister is two years younger than me.
   • She has a sister who lives in Canada.
   • The sisters often spend weekends together.

   同义词sis

   反义词brother

2. NunB1formal

   A woman who is a member of a religious community, especially a Christian one.

   修女

   • Sister Mary teaches at the local school.
   • The sisters in the convent pray every morning.
   • She decided to become a sister after years of service.

   同义词nunreligious

3. Close female friendA2informal

   A woman who is considered like a sibling due to a close bond of friendship.

   姐妹

   • She's not just my friend; she's my sister.
   • We've been sisters since college.
   • He introduced her as his sister from another mother.

   同义词sis