aestivation，发音为：英 [?e?st??ve??n]、美 [?e?st??ve??n]。
基础释义：休眠；休眠期；夏眠。
例句：The groundhog aestivates in its burrow and does not emerge until spring.
翻译：土拨鼠在它的洞里休眠，直到春天才出来。
请注意，例句中的音标为美式发音，如果需要英式音标，请告诉我。
Aestivation
Aestivation is a term used in biology to describe a period of dormancy or inactivity during which plants and animals prepare for future survival. It is a crucial strategy for survival in environments where conditions are unfavorable or fluctuating.
During aestivation, organisms minimize their energy usage and activity level to conserve resources. This allows them to survive periods of drought, cold, or other environmental stresses that might otherwise be fatal.
In the case of plants, aestivation may involve curling up leaves and shutting down growth processes, while animals may shelter in burrows or caves to avoid the elements. The organisms may also engage in behaviors that help them maintain internal body temperature, such as panting in dogs or burrowing into soil to stay cool.
In some cases, aestivation may be followed by rapid growth and reproduction once conditions improve. This is particularly true for plants that have survived periods of drought and stress, which often experience a surge in growth and reproduction once water becomes available again.
In conclusion, aestivation is a crucial survival strategy that allows organisms to adapt to unfavorable environments and fluctuations in conditions. It is a period of dormancy and inactivity that helps organisms conserve resources and prepare for future survival.
Aestivation
Aestivation is a term used in biology to describe a period of dormancy or inactivity during which plants and animals cope with unfavorable conditions. It usually occurs during periods of severe weather or environmental stress, such as drought, cold, or high temperatures.
During aestivation, organisms reduce their energy consumption and water loss, and may enter a state of suspended animation to minimize their exposure to the harsh environment. This allows them to survive periods of extreme adversity and emerge stronger when conditions improve.
In the case of plants, aestivation may involve curling up the leaves, closing up the roots, and shutting down the metabolic processes in order to conserve energy and water. The plants may then lie dormant in the soil or sunbathe in shady places to take advantage of any available moisture and sunlight.
For animals, aestivation may involve reducing their activity level, sheltering in burrows or caves, and conserving energy by fasting or reducing their food intake. Animals may also seek out cooler temperatures or shade to minimize heat stress.
Aestivation is an adaptive strategy that allows organisms to cope with extreme conditions and emerge stronger when conditions improve. It is a crucial survival mechanism that ensures the survival of species in challenging environments.
In conclusion, aestivation is a period of dormancy or inactivity during which plants and animals cope with unfavorable conditions. It allows them to conserve energy and water, minimize their exposure to harsh environments, and emerge stronger when conditions improve.
