(zoology) cessation or slowing of activity during the summer; especially slowing of metabolism in some animals during a hot or dry period
同义词：aestivation
(botany) the arrangement of sepals and petals in a flower bud before it opens
同义词：aestivation
estivation详细解释
estivation 也作 aes.ti.va.tion
n.（名词） The act of spending or passing the summer. 避暑：渡过夏天的行为 Zoology A state of dormancy or torpor during the summer. 【动物学】 夏眠：在夏天处于睡眠状态 Botany The arrangement of flower parts in the bud. 【植物学】 花被卷叠式：花蕾中花被的一种形式
