a bank sloping down from a fort which exposes attackers to the defenders' missiles (堡垒前的)斜堤,斜坡 ■(亦作 glacis plate)a sloping piece of armour plate protecting part of a vehicle (对车辆起保护作用的)斜装甲板
语源
late 17th cent.: from French, from Old French glacier 'to slip', from glace 'ice', based on Latin glacies