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1. The carpenter used a blind mortise to secure the door hinges.
木匠用一个盲榫来固定门铰链。
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2.The construction crew had to remove the blind mortise before they could install the new floor tiles.
在安装新的地板瓷砖之前，建筑队必须拆除盲榫。
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3. The engineer designed the building with a blind mortise system that would minimize noise transmission.
工程师设计了一座使用盲榫系统的建筑，以最小化噪音传播。