| 单词 | sedimentation tank |
| 释义 | sedimentation tank noun countable specialized ■a large container in which dirty or waste water is stored until all the solid material in it settles to the bottom and the water can be released for further treatment 沉淀池；沉积槽（一种大容器，污水或废水存放其中，直至水中所有固体物质都沉淀到底部为止才放出，以作进一步处理） |
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