| 单词 | 韧性 |
| 释义 | 〔silver〕Symbol Ag A lustrous white, ductile, malleable metallic element, occurring both uncombined and in ores such as argentite, having the highest thermal and electrical conductivity of the metals. It is highly valued for jewelry, tableware, and other ornamental use and is widely used in coinage, photography, dental and soldering alloys, electrical contacts, and printed circuits. Atomic number 47; atomic weight 107.868; melting point 960.8°C; boiling point 2,212°C; specific gravity 10.50; valence 1, 2. See table at element 符号 Ag 银：一种白色有光泽、韧性的可延展的金属元素，单独或结合在铁矿石如银辉石中，在金属中导热和导电性能最好。用它作珠宝，银器和其它装饰品时价格很高，还广泛用于铸币、照相、镶牙用和焊接用的合金、电接触器和印刷电路。原子序数47；原子量107.868；熔点960.8°C；沸点2,212°C；比重10.50；原子价1或2 参见 element〔copper〕Symbol Cu A ductile, malleable, reddish-brown metallic element that is an excellent conductor of heat and electricity and is widely used for electrical wiring, water piping, and corrosion-resistant parts, either pure or in alloys such as brass and bronze. Atomic number 29; atomic weight 63.54; melting point 1,083°C; boiling point 2,595°C; specific gravity 8.96; valence 1, 2. See table at element 符号 Cu 铜：一种有韧性、可延展的红棕色金属元素，是热和电的极好导体，广泛用于电线、水管及防腐蚀零件中，其形式可以是纯铜也可以是黄铜或青铜合金。原子序数为29；原子量为63.54；熔点1,083°C；沸点2,595°C；比重8.96；原子价为1,2 参见 element〔purpleheart〕A tropical tree(Peltogyne paniculata) native to Guiana and Trinidad, having very hard, durable brown wood that turns a purple color on exposure. 紫心木：一种产于圭亚那和特立尼达的热带树（雌蕊木属 紫心木） ，其韧性的褐色木材暴露在空气中即变成紫红色 〔aluminum〕A silvery-white, ductile metallic element, the most abundant in the earth's crust but found only in combination, chiefly in bauxite. Having good conductive and thermal properties, it is used to form many hard, light, corrosion-resistant alloys. Atomic number 13; atomic weight 26.98; melting point 660.2°C; boiling point 2,467°C; specific gravity 2.69; valence 3. See table at element 铝：一种银白色韧性金属元素，在地壳中含量最多，但只出现在混合物主要是铝土矿中。由于有良好的导电导热特性而被用来制造多种硬而轻的抗蚀合金。原子序数13；原子量26.98；熔点660.2°C；沸点2,467°C；比重2.69；化合价3 参见 element〔amoeba〕A protozoan of the genusAmoeba or related genera, occurring in water and soil and as a parasite in other animals. An amoeba has no definite form and consists essentially of a mass of protoplasm containing one nucleus or more surrounded by a delicate, flexible outer membrane. It moves by means of pseudopods. 变形虫，阿米巴：一种变形虫属 或相关属的原生动物，存在于淡水和土壤里，或为其它动物的寄生虫。变形虫没有固定形体，身体主要由原生质组成，包括由一个柔软、有韧性的外膜包围的一个或一个以上的细胞核。变形虫系由伪足移动 〔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〔cesium〕A soft, silvery-white ductile metal, liquid at room temperature, the most electropositive and alkaline of the elements, used in photoelectric cells and to catalyze hydrogenation of some organic compounds. Atomic number 55; atomic weight 132.905; melting point 28.5°C; boiling point 690°C; specific gravity 1.87; valence 1. See table at element 铯：一种质地柔软的银白色韧性金属，室温时为液体，为最具正电性与碱性的元素，用作光电池和某些有机化合物氢化作用的催化剂。原子序数55；原子量132.905；熔点28.5°C；沸点°C；比重1.87；化合价1 参见 element〔flexible〕thin, resilient copper); it also suggests a buoyant capacity to revive, as from depression ( 细而有韧性的铜丝）； 它还表示从消沉恢复到心情愉快的能力（ 〔strap〕A long, narrow strip of pliant material such as leather.带：由韧性材料制成的长的窄带，如皮带〔leatherwood〕A deciduous shrub(Dirca palustris) of eastern North America, having tough flexible branches, pliable bark, and small yellow flowers. Also called moosewood ,wicopy 沼泽革木：一种生长于北美洲东部的落叶灌木（沼泽革木 麋木） ，树干坚硬有韧性，树皮柔韧，开黄色小花 也作 moosewood,wicopy〔iron〕Symbol Fe A silvery-white, lustrous, malleable, ductile, magnetic or magnetizable, metallic element occurring abundantly in combined forms, notably in hematite, limonite, magnetite, and taconite, and used alloyed in a wide range of important structural materials. Atomic number 26; atomic weight 55.847; melting point 1,535°C; boiling point 2,750°C; specific gravity 7.874 (at 20°C); valence 2, 3, 4, 6. See table at element 符号 Fe 铁：一种银白色的、有光泽、有韧性、可延展，有磁性或可被磁化的金属，以化合物形式大量存在，主要有赤铁矿、褐铁矿、磁铁矿和角岩，在许多种重要结构材料中用作合金的一种。原子序数26；原子量55.847；熔点1,535°C；沸点2,750°C；比重7.874（在20°C时）；化合物2，3，4，6 参见 element〔fiberscope〕A flexible fiber-optic instrument used to view an object or area, such as a body cavity, that would otherwise be inaccessible.纤维镜：利用光学纤维制成的一种韧性仪器，用于对一些用其它方法无法接近的物体或区域（如体腔）进行检查〔flexible〕 Springy describes what is marked by resilience and elasticity: Springy 用来描述具有韧性和弹性特征的事物： 〔vulcanize〕To improve the strength, resiliency, and freedom from stickiness and odor of (rubber, for example) by combining with sulfur or other additives in the presence of heat and pressure.（使）硫化，（使）硬化：用与硫磺或其它添加剂在热和压力下化合的方法来增加强度、韧性并减少粘性或气味（如橡胶）〔gadolinium〕A silvery-white, malleable, ductile, metallic rare-earth element obtained from monazite and bastnaesite and used in improving high-temperature characteristics of iron, chromium, and related alloys. Atomic number 64; atomic weight 157.25; melting point 1,312°C; boiling point approximately 3,000°C; specific gravity from 7.8 to 7.896; valence 3. See table at element 钆：一种从独居石和氟碳铈矿中获得的银白色、有韧性和延展性的稀金属元素，用于改善铁铬及有关合金的高温状态下的性能。原子序数为64；原子量为157.25；熔点为1,312°C；沸点约为3,000°C；比重为7.8至7.896；化合价为3 参见 element〔polyurethane〕Any of various resins, widely varying in flexibility, used in tough chemical-resistant coatings, adhesives, and foams.聚氨基甲酸乙酯；聚氨酯：一种在韧性上差别很大的树脂，用于坚固的抗化学物质涂面、黏合剂和泡沫中 |
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