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1·His hair was greying at the sides.

他的两鬓已渐渐斑白。《牛津词典》

2·He had black hair, greying at the temples.

他的头发是黑色的，但两鬓已见斑白。《牛津词典》

3·While she was cutting his greying hair, he told her about moving closer to his adult children.

当她帮他修剪白发时，他说他要搬到离成年子女更近的地方。

4·Clouds are greying the sky.

云层使天空灰暗。

5·Japan has seen especially rapid greying.

日本老龄化得特别快。

6·He gazed in the mirror at his greying locks.

他凝视着镜中自己日渐花白的头发，感慨岁月不待人。

7·Such greying is evident across the rich world.

如此的老龄化在发达国家是显而易见的。

8·There is no doubt that global greying will happen.

全球老龄化已经是板上钉钉的事儿了。

9·Your hair is greying. Do you want to have it dyed?

您的头发变白了。您是否要染一下?。

10·Japan is greying fast: already a fifth of its people are over 65.

日本老龄化速度很快：年纪超过65岁的人已达人口的20%。

(1)grey hairn. 白头发，灰发

(1)grey cast iron灰口铸铁

(1)grey iron灰铸铁；铁灰色；灰生铁

(1)dark grey深灰色；暗灰

(1)light grey淡灰色

(1)grey wolf大灰狼；苍狼（产于欧亚大陆和北美）