double vault的意思|示意
美 / ˈdʌbl vɔ:lt /
英 / ˈdʌbəl vɔlt /
双层穹顶
double vault相关例句
The roof of the lounge hall is double vault with elegant lines and flower decorations.
廊厅平顶为双曲拱顶,饰有典雅的线条和花饰,装饰豪华.
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