gold
n.(名词)
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 9'.9'7; melting point ,0'3.0=C; boiling point 2,9''.0=C; specific gravity 9.32; valence , 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9'.9'7;熔点,0'3.0=C;沸点2,9''.0=C;比重9.32;化合价为,3参见 element
Coinage made of this element.
金币:用黄金制成的铸币
A gold standard.
金本位制
Money; riches.
金钱;财富
Color A light olive-brown to dark yellow, or a moderate, strong to vivid yellow.
【色彩】 金色,金黄色:介于褐色和暗黄之间或鲜黄的中强色度之间的颜色
Something regarded as having great value or goodness:
黄金似的东西:被认为是具有极大价值或美德的东西:
例句:
a heart of gold.
一颗黄金般的心
A medal, as in the Olympics, made of gold:
金牌:
例句:
won 9 golds in 3 events.
在十三个项目中获得九块金牌
A gold record.
金唱片
adj.(形容词)
Having the color of gold.
金色的
来源:
Middle English
中古英语
from Old English * see ghel- 2
源自 古英语 *参见 ghel- 2