1、A rinsing agent used to give a silver tint to gray or graying hair.染剂一种将灰色染成银白色的染剂

2、The reason is obvious: the graying of America means jobs.原因是显而易见的：美国的人口老龄化意味着更多工作机会。

3、Unlike many of their foreign counterparts, however, U. S. reactors are graying and getting creaky.不像很多外国同行都，然而，美国的反应堆是老龄化和越来越滞涩。

4、A rinsing agent used to give a silver tint to gray or graying hair染剂一种将灰色染成银白色的染剂

5、The graying arithmetic is improved in order to pick up interest point and target easily.对灰度化算法进行了改进，目的是较容易的提取兴趣点和目标。

6、The graying of hair appears to be genetically determined but the connection isn't at all clear.头发会变成灰色一般是确定的，但原因不是完全清楚。

7、She had black hair, graying at the temples.她一头黑发，鬓角处开始变灰白了。

8、An example of an intrinsic change that occurs in the tissue itself is the graying of hair.一个例子，一个内在变化，发生在组织本身是花白的头发。

9、China now is a graying society.中国已经进入了老龄社会。