单词音标:【音标】 ['m?nh?ul] 汉语翻译n. 人孔 【化】 人孔; 进人孔英语解释:名词 manhole:- a hole (usually with a flush cover) through which a person can gain access to an underground structure
详细解释: man.hole n.(名词)A hole, usually with a cover, through which a person may enter a sewer, boiler, drain, or similar structure.下水道出入孔:一种常带有盖的孔道,人可以由此孔进出排道、锅炉、下水管或类似设施
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