年紀- Wiktionary
年齡/年龄 (niánlíng) and 年紀/年纪 (niánjì) are different in that the former can refer to the age of a person, plant or heavenly body, while the latter can only ...
更多資訊〈usage - Can 岁数, 年纪and 年龄be used interchangeably? - Chinese ...〉