名词
中文翻译：扫描头
同义词：
['scanner head', 'scanner headpiece']
例句：
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1. The scanning head is responsible forreading the barcodes on the productlabels.
扫描头负责读取产品标签上的条形码。
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2. The engineer used a specialsoftware to optimize the scanning head'sperformance.
工程师使用特殊软件优化扫描头的运行性能。
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3. The new scanning head has improvedaccuracy and speed compared to the previous model.
与前一代模型相比，新的扫描头提高了准确性和速度。