sibling/ˈsɪblɪŋ; `sɪblɪŋ/ n(fml 文) any one of two or more people with the same parents; brother or sister 兄弟姊妹 I have two brothers and a sister three siblings in all. 我有两个哥哥和一个妹妹: 共有三个兄妹. [attrib 作定语]sibling rivalry 同胞兄弟姊妹间的竞争.
牛津英汉双解词典