sister from another mother
成語所屬單字sister
sister from another mother — 慣用語
1. a humorous way to say that a woman is so close to you she feels like a sister, e
1.慣用語
釋義
異母姊妹（比喻無血緣卻情同姊妹的摯友）
a humorous way to say that a woman is so close to you she feels like a sister, even though you do not share parents.
例句
Salma calls Mira her sister from another mother because they have been best friends since nursery school.