sulphurous acid
noun
mass noun
1- Chemistry an unstable weak acid formed when sulphur dioxide dissolves in water. It is used as a reducing and bleaching agent.【化】亚硫酸。
1.1
- Chem. formula: H2SO3.化学分子式： H2SO3.
| 单词 | sulphurous acid |
| 释义 | sulphurous acidnoun mass noun 1
1.1
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