Pixe
[化] 质子激发X射线发射分析
🗣️ 情景例句
Let's give him our presents--now.
现在把我们的礼物送给爷爷吧。
As soon goes the young lamb's skin to the market as the old ewe's.
老羊皮上了市，小羊皮也跟着来。
It'll be the biggest live concert the world has ever seen.
这将是世界上从未有过的最大的现场音乐会。