词语backwater gate
解释逆流防止门,逆止阀
词性名词
backwater gate〔名词〕回水闸详细»
backwater gate〔名词〕挡水闸门,挡潮闸门,防倒灌闸门详细»
backwater gate〔名词〕逆流防止门,逆止阀详细»