One who or that which changes. 改变者；改变的东西。 A vessel in which materials undergo change of condition. (使物质改变之)转化器；转化炉。 In certain processes, pig iron is changed to steel in a converter. 铣铁在转化炉中经过一定过程而冶炼成钢。 (Also convertor), a device for changing electrical energy from one form to another, as from an alternating current to a direct current. 【电】整流器；变流器。 A device for adapting a television receiver to receive channels for which it was not originally designed. 【影视】变频器。 |