sulphur dioxide
柯林斯詞典
1. N a colourless soluble pungent gas produced by burning sulphur. It is both an oxidizing and a reducing agent and is used in the manufacture of sulphuric acid, the preservation of a wide range of foodstuffs (E220), bleaching, and disinfecting. Formula: SO2 二氧化硫 (Systematic name sulphur(IV) oxide)
返回 sulphur dioxide
sulphur dioxide
劍橋詞典
- a gas that has a strong , unpleasant smell and dissolves in water . It is used in various industrial processes , and can cause air pollution .
二氧化硫 返回 sulphur dioxide