来自波斯湾底部的甲烷气体在未完全燃烧后，经过那些像意大利面缠绕在一起的钢管来进行过滤。
Methane from the bottom of the Persian Gulf is part-combusted and filtered in a spaghetti-like tangle of steel pipes.
这样一来，排泄物会被气流抽到马桶底部的一个袋中，固体部分被收集起来，空气则被过滤掉。
This airflow pushes waste toward the bottom of the toilet, drawing it into a bag, holding solid waste, but letting the air through.
该过滤器其实就是一个涂敷胶体银的多孔过滤陶罐装在其底部开有水嘴的塑料桶里。
The filters are comprised of a clay pot set inside a plastic bucket with a nozzle at the bottom of it.
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