名词
中文翻译：Unknown
同义词：
['pre-alloy', 'pre-allotropic', 'precipitate']
例句：
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1. The alloy is designed to withstand higher temperatures than the base metal.
这种合金设计用来承受比基体金属更高的温度。
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2. The early stages of the reaction are crucial for understanding the mechanism.
反应的早期阶段对于理解其机制至关重要。
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3. The precipitation process is often used to purify water.
沉淀过程常用于净化水。