peephole

汉语翻译

n. 窥视孔
【化】 窥孔; 观测孔

英语解释：

名词 peephole:

1. a hole (in a door or an oven etc) through which you can peep
   同义词：spyhole, eyehole

详细解释：

peep.hole

n.（名词）
A small hole or crevice through which one may peep.Also called eyehole
窥孔：一个人们可以用来 * 的小孔或裂缝也作 eyehole