Xrf
abbr. X-ray fluorescence X射线荧光
🗣️ 情景例句
And tell them you want to go on the tour that goes down into the canyon.
跟他们说你要参加到峡谷里去的旅游团。
Men know where they were born, not where they shall die.
人能知其生于何地，不能知其死于何方。
I'm a keyboard operator.
我是电脑录入员。