(Brit.)the unpointed sword carried in front of English sovereigns at their coronation to represent mercy (英)(加冕礼上执于君主前代表仁慈的)无尖剑
语源
Middle English: from Anglo-Latin curtana (spatha) 'shortened (sword'), from Old French cortain, the name of the sword belonging to Roland (the point of which was damaged when it was thrust into a block of steel), from cort 'short', from Latin curtus 'cut short'