V2EX quicklime

Quicklime

释义 Definition

生石灰;氧化钙(CaO):一种白色或灰白色的强碱性固体,常由石灰石(碳酸钙)高温煅烧制得。遇水会发生剧烈放热反应生成熟石灰(氢氧化钙),常用于建筑材料、冶金、化工与水处理等。(另有较少见用法:指“迅速点燃的石灰”,但现代多指氧化钙。)

发音 Pronunciation

/kwk.lam/

例句 Examples

Quicklime reacts violently with water.
生石灰遇水会发生剧烈反应。

In traditional mortar-making, quicklime is slaked with water to produce lime putty, which then hardens slowly as it absorbs carbon dioxide from the air.
在传统灰浆制作中,生石灰先加水熟化成石灰膏,随后在空气中吸收二氧化碳而逐渐硬化。

词源 Etymology

quicklimequick(古义有“活的、未熄的”之意)+ lime(石灰)组成,字面可理解为“未熄的石灰”。这里的 quick 并非主要强调“快”,而是指“尚未熟化/未加水熄制”的状态,因此对应中文“生石灰”。

相关词 Related Words

文学作品 Literary Works

  • 《罗密欧与朱丽叶》(William Shakespeare):出现 lime(石灰)相关意象,用于描写粉尘、石灰等日常物质;与 quicklime 同属石灰语域。
  • 《白鲸》(Herman Melville):含有石灰、煅烧与工业材料等词汇的描写场景,涉及 lime 相关用语(不同版本/注本词形可能有差异)。
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