marsh gas

英 [mɑːʃ ɡæs] 美 [mɑːrʃ ɡæs]

• n. 沼气

英英释义

Noun:

1. methane gas produced when vegetation decomposes in water

例句

用作名词 (n.)

1. Bacteria break down the animal waste to form methane gas.
   细菌使动物粪便分解成沼气。
2. 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。