abnormal grain growth

• 晶粒反常长大,反常晶粒生长,反差晶粒生长,异常晶粒生长

abnormal grain growth的用法和样例：

例句

1. Is the child abnormal in any way?
   这孩子是否有点反常？
2. We were very surprised at his abnormal behavior.
   我们对他的反常行为感到非常吃惊。