单词	coherer
释义	coherer /kə(ʊ)ˈhiːrə / noun An early form of radio detector consisting of a glass tube loosely filled with metal filings whose bulk electrical resistance decreased in the presence of radio waves.The coherer, however, had several defects in that it was not very sensitive and was difficult to adjust.... The tapper then ceases to function and the coherer is ready for the next wireless signal. The coherer was very finicky and unreliable in operation, so there was a vigorous search for an alternative.
随便看	moisture meter moisture movement moisture-proof moisture-proofing moisture stress moisturise moisturiser moisturize moisturizer moisty moit moity mojado mojarra Mojave aster Mojave Desert Mojave rattlesnake Mojave yucca mojito mojo mojo hand mokardi moke moker discipline master

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