| 单词 | varifocal |
| 释义 | varifocal adj. & n. --adj having a focal length that can be varied, esp. of a lens that allows an infinite number of focusing distances for near, intermediate, and far vision. --n (in pl.) varifocal spectacles. |
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英语词典包含43808条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。