flecks
n．斑点，微粒：一小片或一小块，通常是颜色、质地、形状与周围不同的物质。
v．使有斑点，点缀：在某物上撒上或点缀上小颗粒或斑点。
例句
His hair was dark, with flecks of grey.
他的黑发间有缕缕银丝。
《牛津词典》
He went to the men's room to wash flecks of blood from his shirt.
他去男洗手间清洗衬衫上的斑斑血迹。
《柯林斯英汉双解大词典》
The only signs of ageing are the flecks of grey that speckle his dark hair.
他变老的惟一迹象是散布在黑发中的几缕银丝。
