V2EX copper

Copper

定义 Definition

copper:名词,指“”,一种红褐色金属,导电、导热性能好,常用于电线、电器、管道与合金(如黄铜、青铜)。也可指“铜币/铜制品”。(另有较口语的含义可指“警察”,此处以最常见义为主。)

发音 Pronunciation

/kpr/

例句 Examples

The wire is made of copper.
这根电线是用铜做的。

Copper conducts electricity well, which is why it’s widely used in power cables and electronics.
铜的导电性很好,因此它被广泛用于电力电缆和电子产品中。

词源 Etymology

copper 源自古英语 coper,进一步来自拉丁语 cuprum(“铜”),与塞浦路斯(Cyprus)有关:古代塞浦路斯盛产铜,拉丁语中曾有“塞浦路斯的金属”之意,后来演变为表示“铜”的词根。

相关词 Related Words

文学作品 Literary Works

  • The Adventures of Tom Sawyer(马克吐温):作品中常出现关于“硬币/钱”(包括铜币等)的日常表达。
  • Great Expectations(查尔斯狄更斯):涉及金属与货币等社会生活细节时会出现 copper 的用法(多与零钱、铜币语境相关)。
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