| 释义 |
someone's kid sister/brother
phrasemainly USinformal
someone's younger sister or brother: （某人的）妹妹／弟弟
I went to Florida to visit my kid brother and his family.
He lives in Brooklyn with his mother and kid brother.
She has to babysit her kid sister after school.
"Is this your kid sister?" "No, she's the eldest, actually."
Her kid brother plays professional baseball.
See also
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