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单词 银色
释义 〔strontium〕A soft, silvery, easily oxidized metallic element that ignites spontaneously in air when finely divided. Strontium is used in pyrotechnic compounds and various alloys. Atomic number 38; atomic weight 87.62; melting point 769°C; boiling point 1,384°C; specific gravity 2.54; valence 2. See table at element 锶:一种银色易氧化的软金属,被分割时能在空气中自燃。锶被用于烟火材料的复合物和各种合金。原子序数为38;原子量为87.62;熔点为769°C;沸点为1,384°C;比重为2.54;化合价为2 参见 element〔oarfish〕A widely distributed marine fish(Regalecus glesne) having a slender, silvery body up to 11 meters (36 feet) in length, a bright red dorsal fin along its entire length, and an undulating motion in swimming resembling that of a snake. 皇带鱼:一种广为分布的海鱼,(皇带鱼 皇带鱼属) 有银色的纤细身体,不超过11米(36英尺)长,亮红色的背鳍和整个身体一样长,其游水起伏的动作象蛇一样 〔whitefish〕Any of various chiefly North American freshwater food fishes of the genusCoregonus, having a generally white or silvery color. 白鲑:一种鲑鱼 属,主要是北美淡水食用鱼,通常具有白色或银色的色泽 〔lithium〕A soft, silvery, highly reactive metallic element that is used as a heat transfer medium, in thermonuclear weapons, and in various alloys, ceramics, and optical forms of glass. Atomic number 3; atomic weight 6.939; melting point 179°C; boiling point 1,317°C; specific gravity 0.534; valence 1. See table at element 锂:一种柔软、银色、极易反应的金属元素,作为导热体用于热核子武器、及各种合金,陶器,和玻璃的光学构造。原子序数3;原子量6.939;熔点179°C;沸点1,317°C;比重0.534;化合价1 参见 element〔shiner〕Any of numerous small, often silvery North American freshwater fishes of the family Cyprinidae, especially one of the genusNotropis. 银色小鱼:北美鲤科,通常是银色的淡水鱼,尤指棱鱼属 鱼类 〔calcium〕A silvery, moderately hard metallic element that constitutes approximately 3 percent of the earth's crust and is a basic component of most animals and plants. It occurs naturally in limestone, gypsum, and fluorite, and its compounds are used to make plaster, quicklime, Portland cement, and metallurgic and electronic materials. Atomic number 20; atomic weight 40.08; melting point 842 to 848°C; boiling point 1,487°C; specific gravity 1.55; valence 2. See table at element 钙:一种银色的、硬度适中的金属元素,约占地壳中各种元素的百分之三,是多数动物和植物的基本组成物之一。自然存在于石灰石、石膏、氟石以及其它化合物之中,用于制造石膏、生石灰、硅酸盐水泥以及冶金和电子材料。原子序数20;原子量40.08;熔点842到848度;沸点1,487度;比重1.55;化学价2 参见 element〔white〕Pale gray; silvery and lustrous:灰白色的;银色有光泽的:〔sardine〕Any of numerous small, silvery, edible freshwater or marine fishes unrelated to the sardine.淡水鱼,海水鱼:任一种各种小型、银色、可食用的与沙丁鱼无关的淡水或海水鱼类〔fritillary〕Any of various butterflies of the family Nymphalidae, especially of the generaSpeyeria and Boloria, having brownish wings marked with black or silvery spots on the underside. 豹纹蝶:蛱蝶科的各种蝴蝶,尤指史培蝶属 和 Boloria, 褐色翅膀背侧有黑或银色斑点 〔alliteration〕"on scrolls of silver snowy sentences"(Hart Crane)“写满银色雪般句子的卷轴上”(哈特·克兰)〔silverfish〕A small silvery or gray bristletail(Lepisma saccharina) that feeds on the starchy material in bookbindings, wallpaper, clothing, and food, often causing extensive damage. 西洋衣鱼:一种小型银色或灰色的缨尾目昆虫(衣鱼 衣鱼属) ,以装订物、墙纸、衣服和食物等含淀粉的物质为食,常造成大面积的损害 〔dysprosium〕A soft, silvery rare-earth element used in nuclear research. Atomic number 66; atomic weight 162.50; melting point 1,407°C; boiling point 2,600°C; specific gravity 8.536; valence 3. See table at element 镝:一种用于核研究的柔软银色稀土元素,原子序数为66;原子重为162.50;熔点1,407°C;沸点2,600°C;特别比重8.536;原子价为3 参见 element〔screen〕The white or silver surface on which a picture is projected for viewing.银幕:放电影的白色或者银色屏幕〔silverweed〕A low-growing, stoloniferous plant(Potentilla anserina) having yellow flowers and rosettes of pinnate leaves that are silvery beneath. Also called goose grass 银委陵菜:一种长得低、有葡萄茎的植物(蕨麻 委陵菜属) ,有黄花和底下为银色的羽状叶丛 也作 goose grass〔yttrium〕A silvery metallic element, not a rare earth but occurring in nearly all rare-earth minerals, used in various metallurgical applications, notably to increase the strength of magnesium and aluminum alloys. Atomic number 39; atomic weight 88.905; melting point 1,522°C; boiling point 3,338°C; specific gravity 4.45 (25°C); valence 3. See table at element 钇:一种银色金属元素,不是稀土但几乎存在于所有的稀土物质中,用于各种冶金的运用中,可显著提高镁铝合金的强度。原子序数39;原子量88.905;熔点1,522°C;沸点3,338°C;比重4.45(在25°C时);化合价3 参见 element〔halfbeak〕Any of various slender, bony, live-bearing tropical freshwater fishes of the family Hemiramphidae, characterized by a silvery appearance and an elongated lower jaw.𮬤鱼:𮬤鱼科的各种不同细长、骨状、能承受电流的热带淡水鱼类的任一种,以银色外表及瘦长较低的下颚为特征〔plutonium〕A naturally radioactive, silvery, metallic transuranic element, occurring in uranium ores and produced artificially by neutron bombardment of uranium. Its longest-lived isotope is Pu 244 with a half-life of 76 million years. It is a radiological poison, specifically absorbed by bone marrow, and is used, especially the highly fissionable isotope Pu 239, as a reactor fuel and in nuclear weapons. Atomic number 94; melting point 640°C; boiling point 3,235°C; specific gravity 19.84; valence 3, 4, 5, 6. See table at element 钚:一种天然地放射性银色超铀金属元素,存在于铀矿中,对铀元素进行中子轰击而人工制成。其存在周期最长的同位素是半衰期为七千六百万年的钸244,它是一种核辐射毒素,特别是能被骨髓吸收。尤其是其极具可裂变性的同位素钸239,被用作一种核反应燃料并用在核武器中。原子序数94;熔点640°C;沸点3,235°C;比重19.84;化合价3, 4, 5, 6 参见 element〔minnow〕Any of various other small, often silver-colored fishes.银色小鱼:其它任何小的常为银色的小鱼〔silverfish〕Any of various fishes having silvery scales, such as a tarpon or silverside.银鱼:一种有银色鳞的鱼,如大西洋大海鲢或银汉鱼〔bleak〕A small European freshwater fish of the genusAlburnus that is related to the carp and has silvery scales used in the manufacture of artificial pearls. 欧鮊鱼:一种体形小的欧鮊属 欧洲淡水鱼,同鲤鱼有关,其银色的鳞片用于制造人造珍珠 〔silvery〕"A fountain threw high its silvery water"(Harriet Beecher Stowe)“喷泉把银色的水柱喷到高处”(哈利特·比彻·斯托)〔silverberry〕A northeast North American shrub(Elaeagnus commutata) having silvery flowers, leaves, and berries. 银果胡颓子:一种产于北美东北部的灌木(美国胡颓子 胡颓子属) ,有银色的花、叶和浆果 〔silvery〕Resembling silver in color or luster:银色的:在颜色或光泽上类似银的:〔nickel〕Symbol Ni A silvery, hard, ductile, ferromagnetic metallic element used in alloys, in corrosion-resistant surfaces and batteries, and for electroplating. Atomic number 28; atomic weight 58.71; melting point 1,453°C; boiling point 2,732°C; specific gravity 8.902; valence 0, 1, 2, 3. See table at element 符号 Ni 镍:一种银色的、坚硬有韧性的金属元素,用于合金、耐腐的表面和电池以及电镀。原子序数28;原子量58.71;熔点1,453°C;沸点2,732°C;比重8.902;化合价0,1,2,3 参见 element〔samarium〕A silvery or pale gray metallic rare-earth element found in monazite and bastnaesite and used as a dopant for laser materials, in infrared absorbing glass, and as a neutron absorber in certain nuclear reactors. Atomic number 62; atomic weight 150.35; melting point 1,072°C; boiling point 1,791°C; specific gravity (approximately) 7.50; valence 2, 3. See table at element 钐:一种银色或灰色稀土金属元素,含于独居石和氟碳铈矿中,用于激光制品掺杂剂,红外线吸光玻璃,在一些核反应堆中作中子吸收剂。原子序数62;原子量150.35;熔点1,072°C;沸点1,791°C;比重约7.50;化合价2,3 参见 element〔mackerel〕Any of several widely distributed marine fishes of the family Scombridae, especially the Atlantic mackerel(Scomber scombrus), an important food fish having dark, wavy bars on the back and a silvery belly. 鲭鱼:分布很广的几种属于鲭鱼科的海鱼之中任一种,特别是(鲭 鲭属), 的大西洋鲭鱼,是一种重要的食用鱼,背部有黑色波浪状条纹,腹部为银色 〔praseodymium〕A soft, silvery, malleable, ductile rare-earth element that develops a characteristic green tarnish in air. It occurs naturally with other rare earths in monazite and is used to color glass and ceramics yellow, as a core material for carbon arcs, and in metallic alloys. Atomic number 59; atomic weight 140.907; melting point 935°C; boiling point 3,127°C; specific gravity 6.8; valence 3, 4. See table at element 镨:一种银色、柔软、可延展的粘性稀土元素,在空气中能形成绿色失泽膜,在自然界中它与其它稀土元素一同存在于独居石中,用于彩色玻璃和陶器黄色颜料,是炭精电弧的核心材料,并用于金属合金。原子序数59;原子量140.907;熔点935°C;沸点3,127°C;比重6.8;化合价3,4 参见 element〔silverside〕Any of various chiefly marine fishes of the family Atherinidae, characteristically having a broad silvery band along each side and including the grunion.银汉鱼类:一种主要为银汉鱼科的海洋鱼,包括银汉鱼,其特征为身体每一侧都有一条银色宽带
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