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哥 =the eldest brother, 二哥 =second-elder brother 姐 = the eldest sister 二姐 =second-elder sister 依类推 望采
MOMO丫丫
兄弟姐妹 [词典] brothers and sisters; [例句]我认为对孩子们来讲有可以相互理解沟通的兄弟姐妹很重要。I think it is important for children to have brothers and sisters they can relate to
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