Mandarin:
铜合金

Explanation in English Language (EN):
Metallic materials made primarily of copper combined with other elements such as zinc, tin, or nickel to improve strength, corrosion resistance, and electrical properties.

Explanation in Mandarin (ZH):
主要由铜与锌、锡或镍等其他元素合金化而成的金属材料，用于提高强度、耐腐蚀性和电性能。

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International Phonetic Alphabet (IPA)
- Definition: A standardized system of symbols used to represent the sounds of spoken language.
- Purpose: Helps linguists, language learners, and educators accurately describe pronunciation across languages.
- Example: The word “hello” in British English is transcribed as /həˈləʊ/ in IPA.