英语词汇picture black怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	picture black
释义	Definition of picture black in English: picture black noun Television The light level of the darkest element of a television picture. Origin 1930s; earliest use found in Journal of the Institute of Electrical Engineers. Definition of picture black in US English: picture black noun Television The light level of the darkest element of a television picture. Origin 1930s; earliest use found in Journal of the Institute of Electrical Engineers.
随便看	longing for a drink longingly longings longing/yearning/pining for the past longinquity long in the tooth long in the tooth Longinus longisection longish Long Island Long Island City Long Islander Long Island iced tea Long Island ice tea longitude longitude clock longitudes longitude star longitude table longitude watch longitudinal longitudinal axis longitudinal elevation longitudinally

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Definition of picture black in English: