cost-of-living allowance
noun [ C usually singular ] uk/ˌkɒst.əvˈlɪv.ɪŋ əˌlaʊ.əns/ us/ˌkɑːst.əvˈlɪv.ɪŋ əˌlaʊ.əns/
生活费用津贴
an amount of money that an employee gets in addition to his or her normal pay, because the cost of living in a particular area is high
Nurses working in the capital receive an additional 7.5 percent cost-of-living allowance. 在首都工作的护士额外获得7.5%的生活费用津贴。