柯林斯詞典sandblast /?s?nd?blɑ?st/ 1. N a jet of sand or grit blown from a nozzle under air, water, or steam pressure 噴沙2. V to clean, grind, or decorate (a surface) with a sandblast (以噴沙來)洗滌; 打磨 返回 sand-blast