V2EX karat

Karat

释义 Definition

karat(k)克拉/开。常用于两种计量:

  1. 黄金纯度单位:24K 表示纯金;18K 表示含金量约为 75%。
  2. 宝石重量单位的旧拼法:在美式英语中 carat 更常指宝石重量(1 carat = 200 毫克);karat 多用于黄金纯度。(另有其他较少见用法。)

发音 Pronunciation (IPA)

/krt/

例句 Examples

She bought an 18-karat gold ring.
她买了一枚 18K 金戒指。

Although it looks bright, the necklace is only 10 karat, so it contains less pure gold than a 24-karat piece.
虽然它看起来很亮,但这条项链只有 10K,所以它的纯金含量比 24K 的饰品低。

词源 Etymology

karatcarat 同源,最早可追溯到表示“角豆(carob)种子”的词;角豆籽在古代常被用作称量贵重物品的参照物。后来 carat 更固定为宝石重量单位,而 karat 在现代英语里主要专指黄金纯度的“开”。

相关词 Related Words

文学作品 Literary Works

  • The Great Gatsby(F. Scott Fitzgerald)中出现过对黄金与珠宝的描写语境,常见到以 karat/金饰成色来暗示奢华与阶层。
  • Sister Carrie(Theodore Dreiser)等现实主义作品中也常以金饰、首饰成色(如 karat)作为消费与身份的象征性细节。
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