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早在十九世纪初,化学家们就在各自的实验室里摸索分离氟的方法,而真正把游离的氟分离出来却直到这一世纪末才得以实现。
As early as the beginning of the 19th century, chemists searched for the method of separating fluorine in their own laboratories, and the actual separation of free fluorine was not realized until the end of the century.