"the dullness of the pencil made his writing illegible"
例句
用作名词(n.)
The author here studied the effects of both leading edge bluntness and Reynolds number to aerodynamic characteristics of delta wings, through numerical simulation.本文通过数值模拟的方法，研究了三角翼前缘钝度和雷诺数对三角翼气动特性的影响。
Missing you becomes everlasting, despite the reserve of the British, the romance of the French, the bluntness of the Americans, the reticence of the Chinese.不论英国人的保守，法国人的浪漫，美国人的率直，中国人的含蓄，我对你的思念将成为永恒。
