Under anaerobic conditions ( where oxygen is absent ) they metabolise the fuel by feeding off it and in doing so produce natural chemical reactions that produce a current .
在厌氧条件下(比如缺氧的地方)通过取食产生新诚代谢并以此引起化学反应产生电流。
It is sometimes known as " meat of the field " for its excellent nutritional value and it is packed with high quality soya protein with well-balanced amino acids ( making it easily digestible ) , linoleic acid ( which helps to metabolise cholesterols ) and vitamins b1 and e.