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词汇 transpiration
释义 transpiration
noun[ U ]
 biology specializeduk /ˌtræn.spɪˈreɪ.ʃən/ us /ˌtræn.spəˈreɪ.ʃən/
the process of losing water through the surface or skin of a body or a plant: 蒸散作用
Water is lost through evaporation from the soil or transpiration from the leaves.水份通过从土壤里蒸发或从叶子上蒸散而失去。
A rise in temperature may cause the rate of transpiration to increase.温度上升可能会造成蒸散作用加剧。
See
transpire
In hot conditions, transpiration plays an important role in cooling the leaves.
Windbreaks can promote less evaporation and plant transpiration.
The reduced surface area of these narrow leaves limits transpiration.
SMART Vocabulary: related words and phrases

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transpiration | American Dictionary


transpiration
noun[ U ]
us/ˌtræn·spəˈreɪ·ʃən/
biology
the process by which water is lost through the surface of a plant

Examples of transpiration


transpiration
Reducing radiation levels by 70% with a hessian cloth only cut transpiration by individual trees by about 10% compared with unshaded plants.
Evidence presented above decreases the likelihood that alterations in canopy processes such as photosynthesis and transpiration are responsible for these changes at the forest edge.
In principle, gt was computed as the ratio between transpiration rate and the water vapour concentration difference between the leaf interior and the outside air.
In other words, do plants that limit transpiration by having lower stomatal conductance exhibit less negative cleaf ?
The material of the bags did not interfere with transpiration and photosynthesis.
We also observed substantial night-time transpiration (positive sap flow during the night).
The 24-h integrated values of sap flow were considered as representative of the daily transpiration of each plant.
Transpiration rates would then have been increased without corresponding increases in dry matter production.
A portable system for measuring the photosynthesis and transpiration of graminaceous leaves.
No attempt was made to distinguish between soil evaporation and crop transpiration.
Another bene®cial microclimatic change is the reduction in wind speed which in-uences transpiration rate.
These larvae eventually succumbed only during periods of more prolonged arrested transpiration.
Early reduction of stomatal conductance, leading to extremely low transpiration rates under forest understorey conditions, may allow these seedlings to minimize direct drought damage.
Any yield dierentials arise from small dierences in the timing of water use and its partitioning between evaporation and transpiration.
Predicting effects of vegetation changes on transpiration and evapotranspiration.
See all examples of transpiration
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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