- a conduit that supplies water to a hydroelectric power plant
- a channel bringing water from the head gates to a water wheel
- a sluice for controlling water flow
| 单词 | penstock |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 pen•stock (pen′stok′),USA pronunciation n.
Collins Concise English Dictionary © HarperCollins Publishers:: penstock /ˈpɛnˌstɒk/ n
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