英语词汇“eka-element”的读音、翻译、释义、用法及例句-集火网

词汇	eka-element
释义	eka-element 【化】待寻元素; 准元素(历史上对周期表中尚缺的元素的叫法)
随便看	boron boron alkyl boron-amine complex boro(natro)calcite boron bromide boron carbide boron chloride boron family boron fertilizer boron fiber boron filnment boron fluoride boron fluoride etherate boron hydride boron hydrides boron hydroxide boronic filament boron iodide boron-magnesia fertilizer boron nitride boron nitride fiber boron-nitrogen polymer borono boron oxide boron phenyl difluoride

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