changer變換器、轉換器、轉接開關兌換店學術名詞變換器：計量學、造船工程、電機工程、資訊、電力工程、機械工程更換器：電機工程、核能轉換器：計量學英文釋義a person who changes somethingan automatic mechanical device on a record player that causes new records to be played without manual intervention