compulsory pay强制缴存compulsoryadj.强制的；势在必行的；义务的compulsory education law义务教育法compulsory tax on cereal粮谷出荷compulsory judicial power司法强制执行compulsory service system[法] 义务兵役制compulsory disposal power强制处分权compulsory purchase order强制征购令compulsory kinesiotherapy强制性运动疗法Compulsory auto insurance交强险compulsory core-loosing强制抽芯compulsory retirement age强制退休年龄,强迫退休年龄