基本解释n.[化]鉭(73號金屬元素；符號Ta）同根派生 tantalum相关词英汉例句A coarse-grained granite, sometimes rich in rare elements such as uranium, tungsten, and tantalum.花崗偉晶巖一種有時富含鈾、鎢和鉭等稀有元素的粗紋理花崗巖tantalum更多例句