| 单词 | pantelephonic |
| 释义 | > as lemmaspantelephonic ΘΚΠ the world > physical sensation > hearing and noise > audibility > sound magnification or reproduction > [adjective] > other amplifying devices polyacoustic1684 megaphonic1881 sphygmophonic1881 pantelephonic1887 1887 Sci. Amer. 28 May 343/2 When the diaphragm was [affected] by damping either with the fingers or by placing the ear directly against its surface, the molecular or pantelephonic vibration predominated, and all sounds were heard, including the first harmonic. < as lemmas |
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