名词
中文翻译：材料缺陷
同义词：
['defect', 'flaw', 'imperfection']
例句：
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1.The new product has a material defect that needs to be fixed immediately.
新产品存在材料缺陷，需要立即修复。
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2. The engineer found a material defect in the design that could lead to safety issues.
工程师在设计中发现了一个材料缺陷，可能导致安全问题。
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3. The manufacturer will replace any material defects found during testing.
制造商将在测试中发现的任何材料缺陷将予以更换。