名词
中文翻译：化学组成
同义词：
['composition', 'constituents例句：1. The chemical composition of the sample is unknown.（样品的化学成分未知。）']
例句：
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1. The chemical composition of the sample is unknown.
样品的化学成分未知。
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2. The study of chemical composition is crucial for understanding the origins of life.
研究化学成分对于理解生命的起源至关重要。
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3. The chemical composition of the soil affects the growth of plants.
土壤的化学成分影响植物的生长。