| 单词 | noise-cancelling earphones |
| 释义 | > as lemmasnoise-cancelling earphones noise-cancelling adj. (of a device, instrument, software, etc.) designed to reduce or eliminate extraneous or unwanted noise, now esp. through the generation of cancelling sound waves (cf. noise cancellation n.); esp. in noise-cancelling earphones, noise-cancelling headphones, etc. ΚΠ 1943 N.Y. Times 12 Dec. e9/5 Tiny washers..have helped the United States Signal Corp solve one of the many problems involved in developing a new, noise-canceling lip microphone for the Marine Corps. 1967 H. J. Jones in L. S. Ettre & A. Zlatkis Pract. Gas Chromatogr. vi. 356 The noise cancelling signal is, in effect, subtracted from the analytical signal so that the effects of tape speed variation during recording and playback are minimized. 1996 F. Popcorn & L. Marigold Clicking ii. 216 The airline..passes out noise-canceling headphones on some flights to enhance the movie experience. 2021 Irish Examiner (Nexis) 19 Feb. (Feelgood section) 15 If you're listening through earphones often, it's worth investing in a pair of custom-fitted and noise-cancelling earphones. < as lemmas |
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