... intercepting drain 截流沟 ; 截水沟 ; 截水管 ; 拦水排水沟 Drain hose 排水管 ; 排出软管 ; 排水软管 ; 排水管 drain pit 集水坑 ; 排放池 ; 排水坑 ; 排水池 ...
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世界各地的热带森林，这个额外的碳吸收池，意味着每年多吸收4.8亿吨二氧化碳——几乎是美国碳排放的总量。
Over the world's tropical forests, this extra "carbon sink" effect adds up to 4.8bn tonnes of CO2 removed each year - close to the total carbon dioxide emissions from the US.
因热带森林砍伐导致二氧化碳排放量在过去的一年里有所下降，而且温带地区的森林再生甚至已经在热带以外创造一个小的二氧化碳净汇池。
CO2 emissions from tropical deforestation have decreased over the past year, and regrowth of forest in temperate latitudes has even created a small net sink of CO2 outside of the tropics.
城市污泥是城市污水处理厂经各级处理净化污水而产生的沉积物，主要来自初沉池和剩余污泥的排放。
Sewage sludge which mainly comes from the primary settling tank and discharge of surplus sludge is the deposit produced in each operating unit in municipal wastewater treatment plant.
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