| 单词 | 视域 |
| 释义 | 〔visibility〕The capability of providing a clear, unobstructed view:能见度：提供无障碍视域的能力：〔view〕Something kept in sight as an aim or intention:目的，旨在：在视域里的目标或者意向：〔filar〕Having fine threads across the field of view for measuring small distances, as in the eyepiece of a telescope.视域里画有丝纹的：有用于测量小距离的通过视野的细线的，如在望远镜的目镜片中〔eyeshot〕The range of vision; sight.视野：视力所及的范围；视域 |
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