单词：marsh gas
[医] 沼气, 甲烷
marsh gas的用法和样例：
例句
- Bacteria break down the animal waste to form methane gas.细菌使动物粪便分解成沼气。
- Other types of biogas are called digester gas, marsh gas or even swamp gas, depending on the source of origin.其他类型的沼气被称为沼气池气，沼气等，甚至沼泽气体，这取决于该产地来源。
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