operatev.操作;运转;经营;动手术
operate an agency经营一个机构
operate principle工作原理
operate machinery操作机器
operate an abacus打算盘
operate with ease操纵自如
operate a pointer使指针移动
operate a company经营公司
operate a theatre经营剧院
operate condition运行条件
operate at a loss亏本经营