名词
中文翻译：下压板
同义词：
['lower roller', 'lower plate', 'lower roller plate']
例句：
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1. The lower platen is used to hold the paper during printing.
下压板用于印刷过程中夹持纸张。
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2.The printer has a lower platen that can be adjusted for different paper sizes.
打印机有一个可调节的下压板，可以适应不同大小的纸张。
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3. The lower platen is designed to prevent the paper from slipping off during printing.
下压板的设计目的是在印刷过程中防止纸张滑落。