单词	upcast
释义	upcast noun /ˈʌpkɑːst / (also upcast shaft) A shaft through which air leaves a mine.Approaching demolition, various holes appeared in the brickwork of the upcast shaft allowing access to the foolhardy.... 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. verb (past and past participle upcast) /ˈʌpkɑːst / [with object] Cast (something) upward: (as adjective upcast) upcast light
随便看	uneaten uneconomic uneconomical uneconomically unedifying unedifyingly unedited uneducable uneducated unelaborated unelectable unelected unembarrassed unembellished unembodied unemotional unemotionally unemphatic unemphatically unemployability unemployable unemployed unemployment unemployment benefit unemployment compensation

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