a mixture of cement and sand and water that is sprayed on a surface under pneumatic pressure
gunite详细解释
gun.ite n.(名词)A concrete mixture that is sprayed from a special gun over steel reinforcements in light construction.压力喷浆:一种从特殊喷枪喷出的混凝土的混合物,用来喷在小型建筑的钢筋加固物上 来源:[Originally a trademark] [原来是一种商标名称]