例句與造句

1. Defects such as extended dislocations , pile - ups of dislocation and grain boundaries ( twin boundaries ) were also investigated
   涂層中存在擴展位錯、位錯塞積列、 (孿)晶界等晶體缺陷。
2. It's difficult to find pile-up of dislocation in a sentence. 用pile-up of dislocation造句挺難的