V2EX precipitation

Precipitation

定义 Definition

“Precipitation”最常见的意思是“降水”(雨、雪、冰雹等从大气降落到地面的水)。在科学语境中也可指“沉淀”(溶液中生成固体并析出),但此处以更常用的“降水”为主。

发音 Pronunciation

/prspten/

例句 Examples

Precipitation is expected tomorrow afternoon.
预计明天下午会有降水。

Climate change can alter precipitation patterns, causing longer droughts and heavier storms.
气候变化会改变降水模式,导致更长的干旱和更强的暴风雨。

词源 Etymology

“Precipitation”来自拉丁语 praecipitare,意为“使迅速落下、抛下”(prae- “在前” + caput “头”,引申为“头朝下”)。因此它既能表示“从空中落下”(降水),也能在化学中表示“从溶液中析出”(沉淀)。

相关词 Related Words

文学作品 Literary Works

  • Frankenstein Mary Shelley
  • The Grapes of Wrath John Steinbeck
  • Walden Henry David Thoreau
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