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tres·tle /ˈtresəl/ noun [countableC] especially British EnglishBrE 1. DHFTan A-shaped frame used as one of the two supports for a temporary table 〔支撑临时桌面的A字形的〕支架
2. (also trestle bridge) a bridge with an A-shaped frame supporting it 栈桥,排架桥