名词
中文翻译：提取
同义词：
['separation', 'distillation']
例句：
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1.The process of extracting oil from plantsis called refining.
从植物中提取油的过程被称为精炼。
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2. Theextraction of oil from theseeds is a complex chemical process.
从种子中提取油是一个复杂的化学过程。
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3. The extraction of methanegas from natural gas is an important industrialprocess.
从天然气中提取甲烷气体是一种重要的工业过程。