OLED panels help prevent light emission when reproducing dark shades, resulting in very deep blacks and a contrast ratio of more than 1,000,000:1.是什么意思_OLED panels help prevent light emission when reproducing dark shades, resulting in very deep blacks and a contrast ratio of more than 1,000,000:1.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句