[电] 记录改变器

[ noun ]
an automatic mechanical device on a record player that causes new records to be played without manual intervention
<noun.artifact>

Changer \Chan"ger\, n.
1. One who changes or alters the form of anything.

2. One who deals in or changes money. --John ii. 14.

3. One apt to change; an inconstant person.

4. an electronic device which changes one replaceable medium
for another, such as a {record changer}, which can store
several records and move each one automatically to the
playing table; or a {CD changer}, whch can store multiple
compact disks and move each one to the reading slot, in a
sequence determined by the user.
[PJC]