名词短语
中文翻译:Unknown
同义词:
['sewage pump', 'sewer draining drill']
例句:
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1.The engineer used a firedamp drainage drill to clear the blockage in the sewer.
工程师使用下水道排水钻清除了下水道的堵塞。
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2. The company's new sewer drainage drill is expected to improve efficiency significantly.
公司的新下水道排水钻预计将显著提高效率。
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3.The firefighters used a firedamp drainage drill to remove the floodwater from the basement.
消防员们使用下水道排水钻将地下室的洪水排干。