Xrf
abbr. X-ray fluorescence X射线荧光
🗣️ 情景例句
She has both a good brain and beauty.
她才貌双全。
Do you know when he will be back?
你知道他什么时候会回来？
'I have just arrive in Scotland and I'm staying at a Youth Hostel.'
“我刚到苏格兰，我现住在一家青年招待所。”