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单词光管
例句 DEFINITIVE EXAMPLES 权威例句〔dim out〕Street lighting must be dimmed out during the war time.战时街道照明必须实行半灯光管制。21世纪英汉〔flash unit〕A flashgun and reflector.闪光管和反射器美国传统〔flash unit〕An electronic flash system containing both a power supply and a flashtube in a single compact unit.闪光元件:一种在一个单个的紧密装置中装有供电部件和闪光管的电子闪光系统美国传统〔flashtube〕A gas discharge tube used in an electronic flash to produce a brief, intense flash of light.闪光管:一种用于在电子闪光时产生短暂而强烈的光束的气体释放管美国传统
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