4周搞定2000+托福核心词
strata = strata(扩散) = 层层扩散→层
stratify = strat(扩散) + ify(…化) = 扩散成层→层化
hydrosphere = hydro(水) + sphere(球形) = 水圈
atmospheric = atmo(蒸汽) + sphere(球形) + ic(…的) = 地球周围的气体→大气的
同温层
stratosphere
常考释义
The eruption was so fierce that dust thrown into the stratosphere darkened the skies, cancelling the following summer in Europe and North America.
喷发非常剧烈，被抛入平流层的灰尘遮蔽了天空，使得欧洲和北美洲的夏季消失。
来源于：剑雅4-Test3n. 同温层；最上层；最高阶段
That in turn may increase the severity of tropical cyclones, which throw more water into the stratosphere.
高温转而可能会使热带气旋更加猛烈，而热带气旋又向同温层投入更多的水。
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