名词
中文翻译：Unknown
同义词：
['plastic cover', 'plastic sleeve', 'plastic sheath']
例句：
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1. Thenew product comes with a plastic casing that can be easily removed for cleaning.
新产品带有一个塑料外壳，可以轻松拆卸进行清洁。
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2.The packaging is made of plastic casing to protect the product during transportation.
包装是用塑料外壳制成的，以保护产品在运输过程中的安全。
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3.The new device has a plastic casing that is easy to disassemble for repair.
新设备有一个塑料外壳，便于拆解以便修理。