phoneidoscope

名词 n.
中文释义

英文释义

名词 n.
  1. An instrument for studying the motions of sounding bodies by optical means. It consists of a tube across whose end is stretched a film of soap solution thin enough to give coloured bands, whose form and position are affected by sonorous vibrations.

词形变化

phoneidoscopes plural

词源

From phono- + Ancient Greek εἶδος (eîdos, “sight”) + -scope.
0 次浏览 数据来源: Wiktionary