n. 1.金属；金属制品；金属合金。 2.【化学】金属元素；(opp. alloy)；金属性。 3.【徽章】金色；银色。 4.【航海】(全舰)炮数；(一次发出的)炮火力。 5.铸铁熔液；熔解玻璃。 6.(铺路的)碎石料〔通常叫 road metal〕。 7.〔pl.〕〔英国〕铁轨。 8.成色，成分；勇气；气质；根性。 9.【印刷】活字金；排好活字的版。 10.〔英国〕〔总称〕【军事】坦克，装甲车。 11.〔口语〕重金属电子摇滚乐 (＝heavy metal)。 短语和例子 base metals 贱金属〔铜、铁、铅等〕；基底金属；碱金属。 heavy metals 重金属；〔总称〕重型坦克[装甲车]；重炮；巨弹；强敌。 light metals 轻金属。 noble [perfect, precious] metals 贵金属。 He is of true metal. 他是一个真正有勇气的人。 run off [leave] the metals (火车)出轨。 vt. (〔英国〕 -ll-)用金属包；用碎石铺(路面)。 a metaled road 碎石路。
containing or made of or resembling or characteristic of a metal; "a metallic compound"; "metallic luster"; "the strange metallic note of the meadow lark, suggesting the clash of vibrant blades"- Ambrose Bierce 同义词：metallic,
cover with metal
a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten; "brass is an alloy of zinc and copper" 同义词：alloy,
any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. 同义词：metallic element,
A metal (from Greek "μ?ταλλον" ? métallon, "mine, quarry, metal"μ?ταλλον Henry George Liddell, Robert Scott, A Greek-English Lexicon, on Perseus Digital Librarymetal, on Oxford Dictionaries) is an element, compound, or alloy that is a good conductor of both electricity and heat. Metals are usually shiny, malleable and ductile.
例句与用法
1.
This process produces corrosion of metals . 这一过程造成金属的腐蚀。
2.
An oven thermometer uses a metal strip . 加热炉用金属丝作为温度计。
3.
Electrons in a metal come out of the surface . 金属中的电子逸出表面。
4.
Cadmium is a good metal for this purpose . 镉是适合这一目的的优良金属。
5.
Overheated metals may cast badly . 加热过甚的金属可能难浇铸成型。
6.
Metal sleeves fastened around their stems . 金属套简包着树干。
7.
This makes a three-ply metal . 这样就制成了一种三层金属材料。
8.
Another effect of coldness appears in metal . 低温的另一个效应表现在金属中。
9.
Metal type has been replaced by photocomposition . 金属活字为照相排版所代替。
您当前位置：