key-to-back-light ratio

英 [key-to-back-light ratio]
美 [key-to-back-light ratio]

中文释义

主灯与背灯亮度比

单词分析

单词结构：

key-to-back-light ratio

字母数：23

记忆提示

🎯 重点记忆：

  • 单词拼写：key-to-back-light ratio
  • 核心含义：主灯与背灯亮度比

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更新时间：2026-04-10 22:59:46