柯林斯詞典denatured alcohol 1. N ethanol rendered unfit for human consumption by the addition of a noxious substance, as in methylated spirits 工業(yè)酒精[chem] 返回 denatured alcohol劍橋詞典a liquid made from alcohol and other chemicals , used to remove dirty marks and as a fuel in small heaters and lights 變性酒精 返回 denatured alcohol