名词中文翻译
中文翻译：年龄
同义词：
['age', 'duration', 'period', 'span', "time例句：1. The baby's chronological age is three years old.（这个婴儿的年龄是三岁。）"]
例句：
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1. The baby's chronological age is three years old.
这个婴儿的年龄是三岁。
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2. The company's chronological age is over 50 years.
这家公司的法定年龄超过50年。
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3. The chronological age of the earth is approximately 4.5 billion years.
地球的法定年龄大约是45亿年。