sulfur dioxide
短语[化] 二氧化硫 [医] 二氢化硫
别名
sulphur dioxide
释义与例句
n.
-
1.
A toxic gas, of molecular formula SO₂ that is found in the emissions of volcanos and those of burning coal or petroleum; dissolves in water to form sulfurous acid and, in the presence of oxygen, sulfuric acid, and is thus responsible for acid rain.
二氧化硫
美国 不可数 化学