Definition of sub-shaft in English:

sub-shaft

noun ˈsʌbʃɑːftˈsʌbʃaft

Mid 19th century; earliest use found in Robert Willis (1800–1875), engineer and architectural historian. From sub- + shaft.

noun

Mid 19th century; earliest use found in Robert Willis (1800–1875), engineer and architectural historian. From sub- + shaft.

单词	sub-shaft
释义	Definition of sub-shaft in English: sub-shaft noun ˈsʌbʃɑːftˈsʌbʃaft 1Architecture. A shaft bearing a sub-arch. Now rare. 2Engineering. A subsidiary or auxiliary shaft. Origin Mid 19th century; earliest use found in Robert Willis (1800–1875), engineer and architectural historian. From sub- + shaft. Definition of sub-shaft in US English: sub-shaft noun 1Architecture. A shaft bearing a sub-arch. Now rare. 2Engineering. A subsidiary or auxiliary shaft. Origin Mid 19th century; earliest use found in Robert Willis (1800–1875), engineer and architectural historian. From sub- + shaft.
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