Illumination efficiency
[电] 照明效率
🧩 词语组成解析
illumination
[iˌlju:mi'neiʃən]
n. 照明;阐明，解释清楚;<物>照度;彩饰，图案花饰;
🗣️ 情景例句
Would you mind opening your suitcase?
请把您的箱子打开，好吗？
Just a minute, please.
请等一下。
One half of his money and his goods shall be given to the city of Venice and the other half shall be given to the person he has tried to kill.
他的钱和财产的一半必须给威尼斯城，另一半必须给他企图杀害的人。