单词	ac ringer
释义	ac ringer 交流电铃
随便看	production sharing agreement production sharing contract production shop production shut-down production shutdown panel production site production-size production skill production skills production smoothing production smoothing problem production smooth model production-smooth model production solution production specification production specifications production speed production staff production stage chart production stages production standard production standards production stantard production state production statement 牯牰牱牲牳牴牵牶牷牸镜匣镜台镜墩儿镜头镜子镜支儿镜架镜框镜片镜盒