refiner

🇬🇧/rɪˈfaɪnə(r)/ 🇺🇸/rɪˈfaɪnər/ 44
Refiners are people or organizations that refine substances such as oil or sugar in order to sell them. 精炼工

noun [专属名词]精炼机;精制者,精炼者

The refiner defined a definite confine with IT fine finger.
提炼者用她精细的手指定义了唯一明确的界限。

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