| 词汇 | contrast medium |
| 类别 | 英译汉、汉译英、英汉互译翻译词典 |
| 释义 | contrast medium【医】 造影剂, 对比剂 contrast medium contrast medium n.（名词）A substance, such as barium or air, used in radiography to increase the contrast of an image. A positive contrast medium absorbs x-rays more strongly than the tissue or structure being examined; a negative contrast medium, less strongly.反差媒质：射线照相中用来提高图象明暗反差的物质，如钡或空气。正片的反差媒质比起被检测的组织或结构来吸收Ｘ光射线的能力要强；负片的反差媒质则较之弱些 |
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