APR
noun [ S ] uk/ˌeɪ.piˈɑːr/ us/ˌeɪ.piˈɑːr/
年率，年利率（Annual Percentage Rate的缩写）
abbreviation for Annual Percentage Rate: the rate at which someone who borrows money is charged, calculated over a period of twelve months
The interest rate on my credit card is currently 25.5 percent APR. 目前我的信用卡贷款年利率是25.5%。