年限 niánxiàn age limit
age limit; fixed number of years
怎么记住“年限”: 年 year + 限 boundary = age limit.
汉字
用法
- A fixed number of years / a term set as a limit - 使用年限 (shǐyòng niánxiàn) service life; 服务年限 (fúwù niánxiàn) years of service required.
- Not 'age limit' in the sense of maximum age; it's about a duration or period of validity (of a machine, a license, a contract).
- Formal/administrative register, common in regulations and HR.