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单词 金属元素
释义 DEFINITIVE EXAMPLES 权威例句〔halide〕A chemical compound of a halogen with a more electropositive element or group.卤化物:由一种卤素与另外一带正电的金属元素或族形成的一种化合物美国传统〔halogen〕Any of a group of five chemically related nonmetallic elements including fluorine, chlorine, bromine, iodine, and astatine.卤素:包括氟、氯、溴、磺、砹有化学关系的五个非金属元素一族中的任何一个美国传统〔metallic〕Silver is a metallic element.银是一种金属元素。韦氏高阶〔metalloid〕A nonmetallic element, such as arsenic, that has some of the chemical properties of a metal.准金属,类金属:具有一些金属化学特性的非金属元素,例如砷美国传统〔metalloid〕A nonmetallic element, such as carbon, that can form an alloy with metals.非金属:能与金属结合生成合金的非金属元素,例如碳元素美国传统〔silver〕This metallic element as a commodity or medium of exchange.交易的钱币:作为商品或交换媒介的这种金属元素美国传统〔sulfide〕A compound of bivalent sulfur with an electropositive element or group, especially a binary compound of sulfur with a metal.硫化物:带阳电的成分或集团的二价硫,尤指带金属元素的二价硫美国传统〔terbium metal〕Any of several rare-earth metals separable from other metals as a group and including europium, terbium, and gadolinium.铽金属:能够同其它金属元素分开的几种稀土元素的任何一种或几种,包括镝、铽和钆等美国传统
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