英语词汇“paper test card”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	paper test card
释义	paper test card 基本例句测试卡 Each channel had a unique themed test card.每个频道都有各自不同主题的测试卡。 The test card was transmitted by television companies at times when viewers weren't supposed to be watching.电视台会在用户收看电视的低峰时段传送图像测试卡。
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