Emissivity
n. (热)发射率\\n[化] 发射率; 热发射率; 比辐射率; 辐射系数; 热辐射系数
🗣️ 情景例句
My mother is a housewife and my father is retired.
我妈妈是家庭妇女，我爸爸退休了。
In wine there is truth.
酒后吐真言。
but the fire fighters were eventually able to free him by cutting a huge hole in the wall.
消防队员在墙上挖了个大洞，才终于把他解救出来。