cor·bel
noun/ˈkɔːbl/
/ˈkɔːrbl/
(architecture)- a piece of stone or wood that sticks out from a wall to support something, for example an arch
（墙壁上的）托臂，梁托 Word Originlate Middle English: from Old French, diminutive of corp ‘crow’, from Latin corvus ‘raven’ (perhaps because of the shape of a corbel, resembling a crow's beak).