Definition of penstock in English:

penstock

noun ˈpɛnstɒkˈpɛnstɑk

1A sluice for controlling or directing the flow of water.
水闸
Example sentencesExamples
- To prevent landslips, the tunnel roofs have been rock-bolted and short-creted, and 7,000 steel liners used for pressure shaft and penstocks alone.
- Its massive, black iron penstocks and 30-ton generators sit just as they did when the powerhouse opened, as if waiting for the switch to be thrown again.
- A spokesman for the agency said the penstock sluice gates were opened after the last bout of flooding to allow trapped water to return to the river, but after an ‘oversight’ they were left open.
- The work will involve the construction of maximum strength earth embankments and masonry walls along the Derwent, as well as the installation of floodgates, penstocks and flood valves.
- These schemes made use of the flow of water through a series of reservoirs, tunnels, penstocks and power plants.
1. 1.1 A channel or pipe for conveying water to a hydroelectric station or waterwheel.
  〈北美〉（给水车或涡轮机输水的）水渠，水槽
  Example sentencesExamples
  We are now putting down pedestals where the penstock pipes will be laid leading to the power house.

Origin

Early 17th century: from pen² (in the sense 'mill dam') + stock.

Definition of penstock in US English:

penstock

nounˈpɛnstɑkˈpenstäk

1A sluice or floodgate for regulating the flow of a body of water.
水闸
Example sentencesExamples
- To prevent landslips, the tunnel roofs have been rock-bolted and short-creted, and 7,000 steel liners used for pressure shaft and penstocks alone.
- The work will involve the construction of maximum strength earth embankments and masonry walls along the Derwent, as well as the installation of floodgates, penstocks and flood valves.
- A spokesman for the agency said the penstock sluice gates were opened after the last bout of flooding to allow trapped water to return to the river, but after an ‘oversight’ they were left open.
- These schemes made use of the flow of water through a series of reservoirs, tunnels, penstocks and power plants.
- Its massive, black iron penstocks and 30-ton generators sit just as they did when the powerhouse opened, as if waiting for the switch to be thrown again.
1. 1.1 A channel for conveying water to a waterwheel or turbine.
  〈北美〉（给水车或涡轮机输水的）水渠，水槽
  Example sentencesExamples
  We are now putting down pedestals where the penstock pipes will be laid leading to the power house.

Origin

Early 17th century: from pen (in the sense ‘mill dam’) + stock.

词汇	penstock
释义	Definition of penstock in English: penstock noun ˈpɛnstɒkˈpɛnstɑk 1A sluice for controlling or directing the flow of water. 水闸 Example sentencesExamples To prevent landslips, the tunnel roofs have been rock-bolted and short-creted, and 7,000 steel liners used for pressure shaft and penstocks alone. Its massive, black iron penstocks and 30-ton generators sit just as they did when the powerhouse opened, as if waiting for the switch to be thrown again. A spokesman for the agency said the penstock sluice gates were opened after the last bout of flooding to allow trapped water to return to the river, but after an ‘oversight’ they were left open. The work will involve the construction of maximum strength earth embankments and masonry walls along the Derwent, as well as the installation of floodgates, penstocks and flood valves. These schemes made use of the flow of water through a series of reservoirs, tunnels, penstocks and power plants. 1.1 A channel or pipe for conveying water to a hydroelectric station or waterwheel. 〈北美〉（给水车或涡轮机输水的）水渠，水槽 Example sentencesExamples We are now putting down pedestals where the penstock pipes will be laid leading to the power house. Origin Early 17th century: from pen² (in the sense 'mill dam') + stock. Definition of penstock in US English: penstock nounˈpɛnstɑkˈpenstäk 1A sluice or floodgate for regulating the flow of a body of water. 水闸 Example sentencesExamples To prevent landslips, the tunnel roofs have been rock-bolted and short-creted, and 7,000 steel liners used for pressure shaft and penstocks alone. The work will involve the construction of maximum strength earth embankments and masonry walls along the Derwent, as well as the installation of floodgates, penstocks and flood valves. A spokesman for the agency said the penstock sluice gates were opened after the last bout of flooding to allow trapped water to return to the river, but after an ‘oversight’ they were left open. These schemes made use of the flow of water through a series of reservoirs, tunnels, penstocks and power plants. Its massive, black iron penstocks and 30-ton generators sit just as they did when the powerhouse opened, as if waiting for the switch to be thrown again. 1.1 A channel for conveying water to a waterwheel or turbine. 〈北美〉（给水车或涡轮机输水的）水渠，水槽 Example sentencesExamples We are now putting down pedestals where the penstock pipes will be laid leading to the power house. Origin Early 17th century: from pen (in the sense ‘mill dam’) + stock.
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