| 单词 | 照相底片 |
| 释义 | 〔desensitize〕To make (a photographic film or substance) less sensitive to light.减低感光性：降低（照相底片）对光的敏感性〔film〕A thin sheet or strip of developed photographic negatives or transparencies.底片，幻灯片：显影后的照相底片或幻灯片的薄片〔speed〕A numerical expression of the sensitivity of a photographic film, plate, or paper to light.感光度：照相底片、底板或纸对光的敏感度的数字表示〔dense〕Opaque, with good contrast between light and dark areas. Used of a photographic negative.反差强的：不透明的，在黑白区域之间有很好反差的。常用于照相底片 |
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