Xrf
abbr. X-ray fluorescence X射线荧光
🗣️ 情景例句
They came and solved the problem.
他们来了并解决了问题。
If you want to be healthy, you have to stop smoking a pipe.
如果你要身体健康的话，必须停止抽烟斗。
Frozen peas? No!
冻豌豆？没有！