Speaking loudly (in quot. 1855, figurative); spec. (the usual sense), capable of producing sound that can be heard at a distance; fitted with or…
单词 | θ65579 |
释义 | the world > physical sensation > hearing and noise > audibility > sound magnification or reproduction > [adjective] > loudspeaker (3) loud-speaking1855 Speaking loudly (in quot. 1855, figurative); spec. (the usual sense), capable of producing sound that can be heard at a distance; fitted with or… two-way1950 Of a loudspeaker: having two separate drive units for different frequency ranges. three-way1960 Of a loudspeaker: having three separate drive units for different frequency ranges. |
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