然后，注入一个叫作真空消化器的封闭容器，分解的食物垃圾在这里面开始释放大量的沼气。
Then it would be poured into a closed container called an anaerobic digester, where the decomposing food would start releasing large amounts of methane.
食物可以在空气、过热蒸汽、真空、惰性气体中干燥，可以用直接加热干燥。
Foodstuffs may be dried in air, superheated steam, in vacuum, in inert gas, and by the direct application of heat.
真空调理食物，或真空包装食物，是将食品用塑料真空包装而后用温度受控的温水烹调以达到期望熟度。
Sous vide, or cryovacking, where food is vacuum packed in plastic and then cooked in warm, temperature-controlled water to a desired doneness
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