名词 overlay:

1. protective covering consisting, for example, of a layer of boards applied to the studs and joists of a building to strengthen it and serve as a foundation for a weatherproof exterior

2. a layer of decorative material (such as gold leaf or wood veneer) applied over a surface

overbuyv.买得过多或过贵overprep.在 ... 的上方；遍及地；在 ... 期间adv.穿过；完全覆盖；结束；落下n.(板球中)每个投球手一次连续所投出的球数overburning point过烧点over-production生产过剩overwrite Account覆盖帐号Overdraw a bow.把弓拉得过紧overload channels过载信道Overvoltage fault过压故障over-irrigation过冷灌溉,滥灌overglaze pigment面釉颜料overproliferation过度增殖overburnt elinker过烧熟料

overlayv.覆盖；镀；铺…上面n.覆盖物；重叠；镀金