Explanation: Pang: pass "shaggy dog" variegated. Have gray hair and eyebrows. Describe the elderly appearance. Source: Han Zhang Heng "Si Xuan Fu": "Wei striped eyebrow and Lang Xi potential." Lishan note cited "Emperor Story": "Yan Si, I do not know who the Chinese Emperor when Lang. To the Emperor had tasted chariot Lang Department See Si Hao striped eyebrow hair. " Examples: Suddenly a Laoer ~, about 60 have been contracted out. ★ Ming Feng Meng, "Awaken the common saying" Volume 18