| 单词 | 增加强度 |
| 释义 | 〔gold〕Symbol Au A soft, yellow, corrosion-resistant element, the most malleable and ductile metal, occurring in veins and alluvial deposits and recovered by mining or by panning or sluicing. A good thermal and electrical conductor, gold is generally alloyed to increase its strength, and it is used as an international monetary standard, in jewelry, for decoration, and as a plated coating on a wide variety of electrical and mechanical components. Atomic number 79; atomic weight 196.967; melting point 1,063.0°C; boiling point 2,966.0°C; specific gravity 19.32; valence 1, 3. See table at element 符号 Au 黄金：一种软的，黄色的，抗腐蚀的物质，是最具有延展性的金属并能抽成丝，产于矿藏和冲积层中，通过开采或淘砂可以找到它，是热和电的良好导体。黄金中一般掺入其他物质以增加强度，经常被用作衡量国际货币的标准，也被制成珠宝作为装饰品，同时被广泛用作各种电子和机械元件的镀层材料。原子序数79；原子量196.967；熔点1,063.0°C；沸点2,966.0°C；比重19.32；化合价为1，3 参见 element〔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） |
| 随便看 |
|
学习网英语词汇栏目收词371507余条，连同派生词、复合词、词组和习语等。每个词条提供了音标、词性、释义、用法、搭配和同（近）义词等多项功能，对所收词汇进行全方位的解释和说明，内容丰富，功能全面。