meths
noun/meθs/
/meθs/
[uncountable] (especially British English, informal)- methylated spirit (= a type of alcohol that is not fit for drinking, used as a fuel for lighting and heating and for cleaning off dirty marks)
变性酒精，甲基化酒精（不适宜饮用，用作照明、加热燃料或清洗剂）