详细解释:a. 灰白的, 陈旧的
【医】 灰发的, 白发的
词型变化：
名词:hoariness副词:hoarily形容词比较级:hoarier最高级:hoariest英语解释：
形容词 hoary:
showing characteristics of age, especially having grey or white hair同义词：grey, gray, grey-haired, gray-haired, grey-headed, gray-headed, grizzly, hoar, white-haired