单词	ferrotungsten
释义	ferrotungsten noun fer·​ro·​tungsten "+ : a crude alloy of iron and tungsten used in making alloy steels Word History Etymology ferro- + tungsten First Known Use 1874, in the meaning defined above
随便看	Auvergnat Auvergne Auvergne Mountains auvergnes auwai auwe aux aux armes Aux Sources, Mont auxano- auxanometer auxanometers auxeses auxetics auxilian auxiliar auxiliaries auxiliarist auxiliarists auxiliary auxiliary cell auxiliary circle auxiliary equation auxiliary goods auxiliary inflection

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