ACTI阿克蒂actn.行为；行动；法案；(戏剧、歌剧等的)一幕；假装v.行动；举止；假装；表演；扮演；充当；有效果actuator switching pulse激励器转换脉冲actuating characteristic驱动特性act of signing contracts签约行为act from selfish motives出于自私的动机而行事act with criminal intent带犯罪意图行事activities based costing作业成本法act without compensation[法] 无补偿行为activating teleswitching启动远切act as lords and masters做官当老爷Act upon the store rules按照商店的规定行事