词汇	雄鸭
释义	雄鸭医drake
随便看	standard feeding standard fees standard fertility rate standard fertilizer standard fiber standard fiber glass standard fiber module standard fiber transmission standard field standard field generator standard field logging system standard field of length standard field strength generator standard field strength method standard-field strength method standard figure standard figures standard file standard file assignment standard file control block Standard File Format standard file label standard file maintenance utility program standard file organization standard files input