V2EX barometric pressure

Barometric Pressure

Definition / 定义

气压(大气压):指由地球大气重量产生、作用在单位面积上的压力;常用于天气预报、海拔高度估算与航空航海等领域。(也常说 atmospheric pressure

Pronunciation / 发音

/brmtrk prr/

Examples / 例句

Barometric pressure is dropping, so it might rain later.
气压正在下降,所以晚些时候可能会下雨。

The pilot monitored barometric pressure carefully to adjust the aircraft’s altitude readings during the storm.
飞行员在暴风雨中仔细监测气压,以便校正飞机的高度读数。

Etymology / 词源

barometric 来自 barometer(气压计),其词根可追溯到希腊语 baros(“重量”)与 -meter(“测量器”);pressure 来自拉丁语词根,含义是“按压、压力”。合在一起,字面意思就是“用气压计测得的压力”,即大气压力。

Related Words / 相关词

Literary Works / 文学作品

  • 《The Perfect Storm》(《完美风暴》) Sebastian Junger:描写风暴形成与气象变化时常讨论气压变化。
  • 《Into Thin Air》(《进入空气稀薄地带》) Jon Krakauer:涉及高海拔环境下气压与人体反应的描述。
  • 《Twenty Thousand Leagues Under the Seas》(《海底两万里》) Jules Verne:多处涉及航行与仪器观测(包括气象/气压相关概念)。
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