| 词汇 | test pattern |
| 释义 | test pattern noun [ C ] US uk/ˈtest ˌpæt.ən/ us/ˈtest ˌpæt̬.ɚn/ (UK test card) 测试图案（电视台播放的图片或图案，用于检测或改进图像质量） a picture or pattern that is broadcast so that the quality of the television picture received can be examined and improved if necessary by using the controls on the equipment |
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