武夷山先生介绍 ,英国数学家 J E Littlewood (1885 - 1977) 最喜欢《鲁拜集》的第 28 首: With them the Seed of Wisdom did I sow, And with my own hand labour'd it to grow. And this was all the Harvest that I reap'd -- I came like Water, and like Wind I go. 并给出 ...
蒲草为多年生草本植物, 可 用于昔日农妇田间劳作之余的编席、做包和 制扇 。笔者故乡江苏所称碌碡(入声 Luzhou )用于脱粒和软蒲;直径 50 cm 、长 75 cm 左右,侧面有深约 3 cm 的直槽,槽宽和间距相当,约为 4 cm 。其大小及棱条尺度,不仅满足软蒲的操控所需,减小滚动阻力,且与土基的强度协调 ...