V2EX naturally aspirated

Naturally Aspirated

Definition / 释义

(尤指发动机)自然吸气的:指发动机进气不依靠涡轮增压或机械增压,而是主要依靠活塞下行产生的压差把空气“吸入”气缸。(在其他语境中 aspirated 也可指“送气音/送气的”,但该短语最常见于汽车与发动机领域。)

Pronunciation / 发音

/nt()rli spretd/

Examples / 例句

The car has a naturally aspirated V6 engine.
这辆车配的是一台自然吸气的 V6 发动机。

Compared with turbocharged engines, a naturally aspirated engine often delivers power more progressively and with less lowspeed boost, which some drivers prefer for its predictable response.
与涡轮增压发动机相比,自然吸气发动机的动力输出往往更线性、低转速没有“增压冲劲”,一些驾驶者因此更喜欢它可预测的油门响应。

Etymology / 词源

naturally 来自 natural(自然的)+ -ly(副词后缀);aspirated 来自拉丁语 aspirare(向……吹气/呼气、渴望),在工程语境里引申为“(靠吸入作用)进气的”。合起来强调“进气方式是自然形成的吸入,而不是“强制增压(forced induction)”。

Related Words / 相关词

Literary Works / 文学与著作示例

  • Internal Combustion Engine Fundamentals(John B. Heywood):讨论不同进气与增压方式时常用到 “naturally aspirated” 与 “turbocharged/boosted” 的对比表述。
  • Bosch Automotive Handbook(博世《汽车技术手册》):在发动机系统与性能参数相关章节中常出现该术语,用于区分自然吸气与增压发动机。
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