| 释义 |
high-def·i·ni·tion television AHD[hīʹdĕf'ə-nĭshʹən] D.J.[ˈhaɪˌdefəˈnɪʃən]K.K.[ˈhaɪˌdɛfəˈnɪʃən]n.（名词）abbr. HDTV【缩写】- A television system that has twice the standard number of scanning lines per frame and therefore produces pictures with greater detail.高清晰度电视：一种在每帧内有超过标准数量两倍的扫描线的电视系统，能提供更加逼真、清晰的图象
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