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单词 wellhole
释义 wellhole
\ˈ ̷ ̷ˌ ̷ ̷\ noun
1. : the hole, pit, or shaft of a well
2.
 a. : the open space in a floor or through a series of floors for the accommodation of a staircase
 b. : the open space about which the stairs of a winding or circular staircase turn
3. : a cavity for movement of a counterbalance or similar mechanical device
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更新时间:2024/12/24 1:50:11