experienced steady mature mellowing
[ I, Your old servant ] 老年人对君主或他人的谦称 [ experienced steady mature mellowing ] 老练成熟 阅历多而练达世事 [ be experienced and prudent be rich in years and sound of judgment ] 阅历多，经验丰富，遇事沉着稳重 ..
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experienced steady mature mellowing
经历了稳定成熟的成熟
以上为机器翻译结果，长、整句建议使用 人工翻译 。