X射线探伤照相胶片上,在深色影像的焊缝中所显示较白的斑点或条纹即是缺陷。( )
参考答案:错
The girl with her grandparents for the moment because her parents are both very busy this month.
A.lived
B.is living
C.live
D.was living
玉卮为古时候王侯贵族所使用的什么用具?