native alloynatural alloy天然: natural; native; living合金: alloy天然合金钢: naturally alloyed steel天然合金铁: natural alloy iron天然铁合金: naturally alloyed iron下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:天然合金,即可在微信中查询翻译