auxetophone

[电] 助声器

发音

/ˈɔːksətəfəʊn/

词形变化

auxetophones 复数 auxetophones

释义与例句

n.
  1. 1.

    A pneumatic type of sound-playback device used in the early part of the twentieth century.

    历史

词源

Formed from Ancient Greek αὐξητός (auxētós, “that can be increased”) + φωνή (phōnḗ, “sound”).

来源：wiktionary