base pay
noun [ U ] uk/ˌbeɪs ˈpeɪ/ us/ˌbeɪs ˈpeɪ/
基本工资
the basic amount of money that someone is paid for doing a job, not including any extra amounts such as overtime payments or bonuses
Teachers have asked for a 5 per cent increase in their base pay. 老师们要求增加5%的基本工资。