[with obj.]cut away (a right-angled edge or corner) to make a symmetrical sloping edge 削去(直角边或角)形成均匀斜面
noun
a symmetrical sloping surface at an edge or corner (边或角的)均匀斜面
语源
mid 16th cent. (in the sense 'flute or furrow'): back-formation from chamfering, from French chamfrain, from chant 'edge' (see cant) + fraint 'broken' (from Old French fraindre 'break', from Latin frangere)