释义 |
opera glass
opera glassop·er·a glass O0092000 (ŏp′ər-ə, ŏp′rə)n. often opera glasses A pair of small, low-powered binoculars for use especially at a theatrical performance.opera glass
opera glass: see binocularbinocular, small optical instrument consisting of two similar telescopes mounted on a single frame so that separate images enter each of the viewer's eyes. As with a single telescope, distant objects appear magnified, but the binocular has the additional advantage that it ..... Click the link for more information. .MedicalSeebinocularThesaurusSeeopera glasses |