名词
中文翻译：冲洗孔
同义词：
['flushing hole', 'flushing port']
例句：
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1.The machine has a flushing hole on the bottom for easy cleaning.
这台机器底部有一个冲洗孔，方便清洗。
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2. The car had a flushing hole in the back that could be used to drain excess water.
汽车后部有一个冲洗孔，可以用来排水。
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3. The construction worker had to use a hose to flush out the flushing hole before starting work.
建筑工人不得不用软管冲洗冲洗孔，才能开始工作。