名词中文翻译
中文翻译：保护层
同义词：
['protective layer', 'protective cover']
例句：
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1.The protective sheath around the battery prevents it from overheating.
电池周围的保护层防止了它过热。
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2.The engineer designed a protective sheath to protect the cable during transportation.
工程师设计了一个保护层来保护电缆在运输过程中的安全。
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3.The protective sheath is made of tough materials that can withstand harsh conditions.
这种保护层由坚韧的材料制成，可以承受恶劣的环境条件。