| 词汇 | varifocal |
| 释义 | varifocal adjective mainly UKuk /ˌveə.riˈfəʊ.kəl/ us /ˌver.iˈfoʊ.kəl/(USprogressive) used to refer to a lens (= curved piece of glass) that you can look through and see things clearly that are at various different distances: 变焦距的 I have to wear thick varifocal glasses.我必须戴上厚厚的变焦眼镜。 The lenses are varifocal, with three main areas that are blended into one to let you see sharply at all distances.镜片是变焦的，三个主要区域融为一体，让你在任何距离都能看清。 I can't get used to my new varifocal glasses. Some camera lenses are varifocal to give an improved performance. Frames are designed for a wide range of prescriptions, including bifocal and varifocal lenses. Examples of varifocalvarifocal An interesting issue is the extent to which bifocal and varifocal spectacles might be a contributory factor in falls on stairs. Samyang is known for producing varifocal and monofocal lenses, autoiris and fixed iris lenses, interchangeable lenses that are compatible with the cameras produced by other companies. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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