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1 фонить
General subject: cause an audio feedback loop (http://en.wikipedia.org/wiki/Audio_feedback), trigger (a high pitched) feedback (о микрофоне - глагол будет зависеть от структуры предложения), issue background noise (о шуме в наушниках и т.п.), make a loud screeching sound (about audio feedback), feedback occurs (о микрофоне), be radioactive (в русск. разг.), indicate (a level of) radioactivity (разг.)
См. также в других словарях:
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