n. a tight-fitting headdress
n. a top (as for a bottle)
n. something serving as a cover or protection
n. a fruiting structure resembling an umbrella or a cone that forms the top of a stalked fleshy fungus such as a mushroom
n. 盖子, 帽子
vt. 戴帽子, 覆盖, 胜过
vi. 脱帽致意
[计] 调用程序分析, 容量, 代码分析程序, 计算机辅助生产, 计算机辅助印刷