单词 | penstock |
释义 | penstock /pen"stok'/, n. 1. a pipe conducting water from a head gate to a waterwheel. 2. a conduit for conveying water to a power plant. See diag. under dam1. 3. a sluicelike contrivance used to control the flow of water. [1600-10; PEN2 + STOCK] |
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