名词
中文翻译：推下式滚轮
同义词：
['sliding door', 'sliding panel']
例句：
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1.The pushdown wheel allows for easy access to the storage compartment.
推下式滚轮使得存取储物空间变得容易。
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2. The design of this pushdown wheel is optimized for efficiency and ease of use.
这种推下式滚轮的设计旨在提高效率和易用性。
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3. The pushdown wheel is a crucial component in many industrial applications.
在许多工业应用中，推下式滚轮是一个关键部件。