| 单词 | 竖板 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔bridgeboard〕A notched board at either side of a staircase that supports the treads and risers.木楼梯侧板，木楼梯小梁：在阶梯两边支撑楼梯的踏板和竖板的有凹口的木板美国传统〔riser〕The stairs were steep; the risers were ten inches high.楼梯很陡;每级竖板有10英寸高。英汉大词典〔riser〕The vertical part of a stair step.楼梯的踏步竖板：楼梯的竖直部分美国传统〔rise〕The height of a flight of stairs or of a single riser.级高：一段楼梯或一单块楼梯竖板的高度美国传统 |
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