Ratera拉特拉raten.比率；速度；价格；费用；等级v.认为；估价；定等级；值得；怒斥；责骂rate-limiting reacting限速反应Rate of aggregative risk综合风险评价rate-limiting reaction限速反应rated DC reverse voltage额定直流反向电压rate-of-drift method漂移速率法rate of coal consumption煤耗率rate of heat dissipation[化] 散热速率rate-of-keying error键错率rated insulation voltage额定绝缘电压rate of high order birth多胎率

1. My pay has not increased from the rate fixed five years ago.
   我的工资从5年前定级一直没有增长。