单词	two-engine
释义	同speed-- two-engine
随便看	brightness constancy -- lightness constancy brightness constancy ； lightness constancy brightness contrast brightness control brightness control knob brightness difference brightness distortion brightness distribution brightness distribution curve brightness enhancement film brightnesses brightness flicker brightness fluctuation brightness level brightness level--adaptation brightness brightness match brightness meter brightness of a large sheet of water brightness of a large sheet of water, brightness of image brightness of intellect brightness of louver brightness of street surface brightness pulse brightness pyrometer