| 单词 | semi-vault | 
| 释义 | > as lemmassemi-vault   semi-vault  n.  Brit.  , U.S.  , ΚΠ 1824    O. Gregory Hutton's Course Math. 		(ed. 8)	 II. 176  				The centre of gravity of the semi-vault. a1878    G. G. Scott Lect. Mediæval Archit. 		(1879)	 I. 59  				The continuous semi-vault would do away with clerestory windows. < as lemmas  | 
	
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