Radiative lifetime
[化] 辐射寿命
🧩 词语组成解析
a. 发光的, 放热的, 放射的
🗣️ 情景例句
I don't think I have a mathemationcal brain.
我想我没有数学头脑。
I'm going to use three pounds.
我要用三磅。
No. He just asked if you could ring him back. Here's the number.
没有，他只问你能不能给他回一个电话。这是他的电话号码。