V2EX transpiration

Transpiration

释义 Definition

transpiration(植物)蒸腾作用;指植物通过叶片(主要经气孔)把水分以水蒸气形式散失到空气中的过程。(也可指“(人体)出汗”,但在科学语境中更常指植物蒸腾。)

发音 Pronunciation (IPA)

/trnspren/

例句 Examples

Transpiration helps plants move water from roots to leaves.
蒸腾作用帮助植物把水分从根部输送到叶片。

On hot, windy days, increased transpiration can cause a plant to lose water faster than it can absorb it, leading to wilting.
在炎热多风的日子里,蒸腾作用增强可能使植物失水速度超过吸水速度,从而导致萎蔫。

词源 Etymology

来自拉丁语 transpirare,意为“通过(孔隙)呼出、散发”(trans- “穿过” + spirare “呼吸”)。后来在生物学中用于描述植物“散失水汽”的现象,形成现代意义的“蒸腾作用”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • E. C. Pielou,《An Introduction to Mathematical Ecology》在植物生态与水分平衡讨论中出现。
  • Peter H. Raven, Ray F. Evert, Susan E. Eichhorn,《Biology of Plants》在植物生理章节中系统讲解蒸腾作用(transpiration)。
  • Taiz & Zeiger,《Plant Physiology and Development》在水分运输与气孔调控相关内容中频繁使用该词。
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