| 释义 |
Definition of upcast in English: upcast(also upcast shaft) nounˈʌpkɑːstˈəpˌkæst A shaft through which air leaves a mine. 上风井 Example sentencesExamples - To supplement the flow of air, underground furnaces were at first built in the upcast shafts of some mines in the Crowsnest, and elsewhere, to heat the air and speed the process by which warm air was expelled and new air was drawn in.
- Approaching demolition, various holes appeared in the brickwork of the upcast shaft allowing access to the foolhardy.
- As regards the engine pit, one of the upcasts, the waste water from the pumps was so considerable as to keep the shaft constantly wet.
- One of the shafts at Whinney Hill then became the upcast shaft for both collieries.
- A new upcast shaft was sunk by Allied Constructions Pty Ltd.
Synonyms mineshaft, tunnel, passage, pit, adit, downcast
verbˈʌpkɑːstˈəpˌkæst [with object]Cast (something) upward. 上投，上扔 上投灯。
Definition of upcast in US English: upcast(also upcast shaft) nounˈəpˌkæstˈəpˌkast A shaft through which air leaves a mine. 上风井 Example sentencesExamples - One of the shafts at Whinney Hill then became the upcast shaft for both collieries.
- Approaching demolition, various holes appeared in the brickwork of the upcast shaft allowing access to the foolhardy.
- To supplement the flow of air, underground furnaces were at first built in the upcast shafts of some mines in the Crowsnest, and elsewhere, to heat the air and speed the process by which warm air was expelled and new air was drawn in.
- A new upcast shaft was sunk by Allied Constructions Pty Ltd.
- As regards the engine pit, one of the upcasts, the waste water from the pumps was so considerable as to keep the shaft constantly wet.
Synonyms mineshaft, tunnel, passage, pit, adit, downcast
verbˈəpˌkæstˈəpˌkast [with object]Cast (something) upward. 上投，上扔 上投灯。
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