美国人如何表达‘花白头发’的呢?
Salt-and-pepper hair flows out of the top of Pate's white visor and he sometimes groans after he swings.
句子中的 salt-and-pepper hair 就是‘花白头发’
也可以用 pepper-and-salt, 其英语解释:
dotted or speckled with contrasting colors, esp. black and white
a pepper-and-salt beard 花白胡子