needfire（n.）
1630年代，“一根木头与另一根木头或绳子与一根木棍摩擦产生的火焰”，源自 need（名词）+ fire（名词）。
From ancient times peculiar virtue was attributed to fire thus obtained, which was supposed to have great efficacy in overcoming the enchantment to which disease, such as that of cattle, was ascribed. The superstition survived in the Highlands of Scotland until a recent date. [Century Dictionary]
自古以来，人们认为这种方式得到的火焰具有特殊的功效，可以克服被认为是牛病的魔法。这种迷信一直延续到苏格兰高地直到最近。[世纪词典]
该词起源时间：1630年代