名词
中文翻译：钥匙垫
同义词：
['keypad', 'keypad cover', 'keypad mat']
例句：
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1.The keypad is a small device that allows you to enter your PIN code without having to touch the actual keyboard.
键盘保护膜是一种小型设备，允许您在不触摸实际键盘的情况下输入您的PIN码。
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2. The keypad cover protects the keyboard from dirt and debris.
键盘盖保护键盘免受灰尘和杂物的侵害。
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3.The keypad mat is designed to provide extra cushioning for the keyboard, making it easier to type on.
键盘垫旨在为键盘提供额外的缓冲，使其打字更加舒适。