| 释义 |
sumpsQmpn [C]a hole or container, esp. in the lower part of an engine, into which a liquid that is not needed can flow集水 坑，（尤指发动机的）集油槽They claim that the lack of collection sumps into which rain and spilt liquids can drain could contaminate the surrounding land.他们声称由于缺乏收集雨水和废水的汇水池，周围的土地很可能会受污染。
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