Peephole

['piːphəʊl] or ['piphol]

解釋/意思:

(noun.) a hole (in a door or an oven etc) through which you can peep.

校對:梅勒妮--From WordNet

解釋/意思:

(n.) A hole, or crevice, through which one may peep without being discovered.

整理:尼古拉斯