| 单词 | water head |
| 释义 | water head/ˈwɔːtə ˌhɛd/noun 1Now chiefly in as one word. The source of a river or stream. 2A head of pressure resulting from a column of water; a source of water pressure in a boiler or other structure. 3In a steam boiler: a part from or through which water passes in a number of separate streams or tubes. Origin |
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