练达老成

Explanation: Experienced steady. 　　Source: Qing Wen Kang, "Hero and Heroine," the twelfth time back when that dilemma is a sophisticated older adults only so, not to mention to you? " 　　Examples: When that time dilemma is a ~ people are only that, not to mention to you? (Qing, Culture and Sport "Heroic Biography" Twelfth back)