门镜

ménjìng

门镜 — ménjìng

  1. peephole; door viewer (a small lens in a door or wall for looking out)

    他透过门镜看了看外面有没有人。 tā tòuguò ménjìng kàn le kàn wàimiàn yǒuméiyǒu rén — He looked through the peephole to see if there was anyone outside.