Luminous emittance
[化] 光发射度
🧩 词语组成解析
[电] 由能源所幅射的每单位面积功率
🗣️ 情景例句
Hello.
你好。
I've heard so much about you.
久仰大名。
I tried to say something, but my mouth was full of cotton wool.
我想说点什么，但我嘴里塞满了药棉。