white gold

• 指高价值白色物质，最常见的是类似铂金的贵金属合金，常用于珠宝制作；在农业语境中也可指棉花或雪等宝贵资源。

A term used to describe something of great value that is white in color, most commonly referring to a platinum-like precious metal alloy (often used in jewelry) or, in agricultural contexts, to cotton or snow (as a valuable resource).

1. Precious metal alloyB1formal

   An alloy of gold mixed with white metals like palladium, nickel, or silver, often used in jewelry.

   白金合金

   • She chose a white gold engagement ring.
   • White gold is often plated with rhodium to enhance its shine.
   • The necklace was made of 18-karat white gold.

2. Valuable commodity (figurative)B2informal

   A metaphorical term for a highly valuable or profitable resource, such as cotton, ivory, or even data.

   白色黄金

   • In the 19th century, cotton was called white gold in the southern United States.
   • Ivory has been referred to as white gold due to its high value.
   • Some people call data the white gold of the 21st century.