China now is a graying society.

中国已经进入了老龄社会。

Everyone's hair is graying.

每个人的头发都是灰色的。

Europe is rich, but placid and graying.

欧洲是丰富，但平和和灰色。

She had black hair, graying at the temples.

她一头黑发，鬓角处开始变灰白了。

Of course it is. Everyone's hair is graying.

当然，每个人的头发都会变灰。