I turned my head from them to an old gray-headed one, who was single on another leaf, and talking to himself.

我转过头来，看见另一片树叶上有一头白发老蜉蝣，它一个正在自言自语。

Does he think that there is a gallant, handsome father in this earth that I could love so dearly, cherish so devotedly, as this worn and gray-headed old man?

难道他认为我会爱世上哪一位勇敢英俊的父亲，多于这位我如此挚爱的饱经沧桑、头发斑白的老人吗？

In the first chapter, this article explains the actuality of the apartment for the gray-headed , the demand is increasing and the effective supply is insufficiency.

老年公寓的现状是：一方面老年公寓的需求量不断增加，另一方面老年公寓的有效供给不足。

He headed the ball to the unmarked Gray.

他把球顶给了无人盯防的格雷。

Our future is technological; but it will not be a world of gray steel. Rather our technological future is headed toward a neo-biological civilization.

我们的未来，虽然是技术时代，但不会成为一个灰色冰冷的钢铁世界，而是一个朝着崭新的生物文明迈进的时代。