luminaphone

词形变化

luminaphones 复数 luminaphones

释义与例句

n.
  1. 1.

    A kind of organ whose keys project light beams through perforated revolving disks onto selenium cells in order to produce electrical vibrations that generate the sound.

    历史 音乐

词源

From Latin lūmen (“light”) + -phone.

来源：wiktionary