一些老人常在手中揉搓核桃来做一些手部运动,以此锻炼大脑,目的是降低大脑老化速度。如今一些收藏迷们,收藏一些造型怪异的核桃,称之为文玩核桃。文玩核桃讲究四个字“质、形、色、个”:“质”好的核桃质地细腻坚硬,碰撞起来新核桃声音瓷实,手感沉。老核桃揉起来如羊脂玉一般细润,碰撞如同金石。“形”指的是把玩核桃的纹路 Some elderly people often rub in the hands of walnuts to do some hand exercises, in order to exercise the brain, the purpose is to reduce the rate of brain aging. Today, a number of collectors, collect some weird walnut, called walnut fun. Text walnut pay attention to the word “quality, shape, color, a ”: “quality ” good walnut texture delicate hard, collision walnut sound porcelain, feel Shen. Old walnut rubbed up like suet jade generally fine, collision as stone. “Shape ” refers to the play walnut lines