The glory of young men is their strength, gray hair the splendor of the old.

强壮乃少年人的荣耀。 白发为老年人的尊荣。

Gray hair results when, for some reason, the production of melanin is reduced, or stops completely.

白发的产生部分原因是褪黑素减少或完全停止产生褪黑素.

If you see a gray hair, be thankful. Think of the cancer patient in chemotherapy who only wishes for any hair.

如果你看到一根白发，要 心存感激。想想那些进行化疗的患者，他们是多么渴望自己能有头发啊。

People can get gray hair at any age.

人可以在某些年龄上得到灰色的头发。

Gray hair and wrinkles add character.

灰白的头发，脸上的皱纹塑造着性格。

Many years later, Susan has gray hair.

很多年之后，素心有着花白的头发。

He was a tall, stout man with gray hair.

他是个又高又胖、头发灰白的男子。

He was wrinkled and black, with scant gray hair.

他满脸皱纹，皮肤黝黑，头发灰白稀疏。

Gray hair black skin is a reflection of kidney deficiency.

肌肤发灰黑色则是肾虚的反映.

Prematurely gray hair and 90 percent of male hair loss is due to genetics.

头发过早变白和90%的男性脱发都是由于基因的原因。