| 单词 | gas harmonicon |
| 释义 | > as lemmasgas harmonicon ΚΠ 1875 Encycl. Brit. I. 115/1 Gas harmonicon consists of a small flame of hydrogen or of coal gas, burning at the lower part of the interior of a glass tube, and giving out a very distinct note. 1884 Dundee Courier & Argus 13 Mar. The complicated tones produced by a large gas harmonicon. < as lemmas |
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