名词
中文翻译：成熟的婴儿
同义词：
['grown-up baby', 'fully developed infant例句：1. The newborn baby is sleeping soundly in the crib.（新生儿宝宝正安稳地睡在摇篮里。）']
例句：
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1. The newborn baby is sleeping soundly in the crib.
新生儿宝宝正安稳地睡在摇篮里。
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2.She was so proud of her grown-up baby.
她为她的大孩子感到骄傲。
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3.The baby's full development is a cause for celebration.
宝宝的完全发展是值得庆祝的。