operancen.操作(运行；运算；作用；作战)operan.歌剧n.挪威Opera软件公司的浏览器软件operating capital营业资本,流动资本operating revenue营业收入operating breaker操作断路器operating variable操作变量operating problems问题operating telescop手术用窥镜operating oil line操作油管operatic criticism曲论Operating incision手术切口opera-glass hand[医] 短指手(由慢性关节炎所致的指缩短)