名词
中文翻译：内部衬垫
同义词：
['internal lining', 'internal filler', 'internal packing material']
例句：
-
1. The internal lining of the engine is crucial for its performance.
发动机的内部衬垫对性能至关重要。
-
2.The internal filling material in the packaging helps to protect the product during transportation.
包装中的内部填充材料有助于在运输过程中保护产品。
-
3.The internal lining of the machine is made from high-quality materials to ensure longevity.
该机器的内部衬垫由高质量材料制成，以确保其耐用性。