| 单词 | 拱点 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔apse〕Astronomy Apsis.【天文学】 近星点，拱点美国传统〔springing line〕A horizontal line between the springings of an arch.起拱线：拱形物起拱点之间的水平线美国传统〔springing〕Either of the points at which an arch begins to rise from its supports.起拱点：拱形物开始从支座拱起的起始点美国传统〔spring〕Architecture The point at which an arch or a vault rises from its support.【建筑学】 起拱点：形成拱或弧并以此为支撑的点美国传统〔stilted〕Architecture Having some vertical length between the impost and the beginning of the curve. Used of an arch.【建筑学】 用支柱撑搞的：拱墩和起拱点间有一定垂直距离的。用于拱形物美国传统 |
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