Xrf
abbr. X-ray fluorescence X射线荧光
🗣️ 情景例句
Your grandfather went to the Engineering School there.
你爷爷进那个工学院。
The editor is getting a story ready for print.
编辑在准备把记事付印。
As they grow old, people also accumulate belongings for two other reasons,
随着年纪的增加，人们也因为两个原因而继续积累：