stiffyn.勃起stiffadj.硬的；僵直的；艰难的；生硬的；拘谨的；烈性的adv.极其；僵硬地n.死尸；流浪汉；过于拘谨的人；吝啬鬼；醉鬼Stiff-necked and perverse硬颈刚愎stiff picture broad casting静止画面播放stiff differential equation病态微分方程,僵化微分方程stiff and contracted tongue舌短而强stiff and awkward movements动作呆板Stiffness prediction models刚度预测模型stiffness-controlling yarn刚性控制纱stiff-consistency concrete干硬性质地混凝土stiffness degeneration model刚度退化模型stiff differential equations刚性微分方程