| 单词 | 桁条 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔girder〕A horizontal beam, as of steel or wood, used as a main support for a building or bridge.大梁：一水平的铁制或木制的桁条，用来作为建筑物或桥梁的主要支撑物美国传统〔purlin〕One of several horizontal timbers supporting the rafters of a roof.檩条，桁条：几根支持房顶的椽的横木中的一根美国传统The sitting room had exposed wooden beams and a large fireplace.客厅里有几根裸木桁条和一个很大的壁炉。剑桥国际 |
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