a pepper-and-salt beard.

• 花白胡子

a pepper-and-salt beard.的用法和样例：

例句

1. A troop of strange children ran at heels, hooting after him, and pointing at his gray beard.
   一群陌生的孩子跟在他后面奔跑，朝他喊叫，指着他的花白胡子。