English中文EspañolFrançais
illumination mirror /ɪlˌuːmɪnˈeɪʃən ˈmɪɹə/ n

中文：照明反射镜

中文 · 照明反射镜Español · espejo iluminadorFrançais · miroir d’éclairage
Meaning：Adjustable polished glass surface that reflects light onto the circles so that the angles can be read.
▶ Start interactive picture-tap lesson

Found in these illustrated scenes（1）

Theodolite

‹ Browse all scenes