n.刻薄；严厉；(气候等的)严酷；粗糙
He spoke to the boy with asperity. 他严厉地对那男孩讲话。
If such additives are used then the chemical activity may not be restricted to the asperity contacts. 如果使用了上述添加剂,化学反应可能就不限于表面粗糙的接触。
