es·cutch·eon
noun/ɪˈskʌtʃn/
/ɪˈskʌtʃn/
(specialist)- a flat piece of metal around a keyhole, door handle, or light switch
孔罩；锁眼盖；门把手盖板；电灯开关板 - a shield that has a coat of arms on it
盾形饰牌
Word Originlate 15th cent.: from Anglo-Norman French escuchon, based on Latin scutum ‘shield’.