V2EX synoptic scale

Synoptic Scale

释义 Definition(中文)

(气象)天气尺度/天气系统尺度:指大气中水平范围很大(通常约几百到几千公里)、持续时间从几天到一两周的天气现象与过程的尺度,例如温带气旋、高压脊、锋面系统等。常与 mesoscale(中尺度)相对。

发音 Pronunciation(IPA)

/snptk skel/(美)
/snptk skel/(英)

例句 Examples

The synoptic scale explains why a cold front can affect an entire region.
天气尺度解释了为什么一道冷锋能影响整个地区。

At the synoptic scale, forecasters analyze pressure patterns and upper-level winds to predict the track of midlatitude cyclones.
在天气尺度上,预报员会分析气压形势和高空风场,以预测中纬度气旋的路径。

词源 Etymology(中文)

synoptic 来自希腊语 *syn-*(“一起、共同”)+ optikos(“看、观察”相关),本义接近“综观的、总览的”。在气象学中,synoptic 指通过天气图对大范围大气状况进行“综合观测/综合分析”。scale 源自拉丁语 scala(“梯子、层级”),引申为“尺度、范围”。合起来 synotic scale 就是“用于综合天气分析的(大范围)尺度”。

相关词 Related Words

文学与著作 Literary & Notable Works(出现示例)

  • Atmospheric Science: An Introductory Survey(Wallace & Hobbs)用于区分不同大气运动尺度并讨论天气尺度系统。
  • An Introduction to Dynamic Meteorology(James R. Holton)在大气动力学框架下讨论天气尺度环流与波动。
  • Synoptic-Dynamic Meteorology in Midlatitudes(Howard B. Bluestein)专门围绕天气尺度(synoptic scale)分析与中纬度天气系统展开。
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