stratosphere相关的词根或词缀是: strat

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Aircraft engines are optimised for level flight at cruising speed in the stratosphere .

飞机在平流层以巡航速度水平飞行时，其发动机将得到优化。

Lufthansa wanted to know which fish eggs hold their character best in the stratosphere .

汉莎航空公司本来希望能弄清楚哪种鱼子能在平流层中最好地保留原有的味道。

One towering cloud reached into the stratosphere between 10 and 15 kilometers in altitude .

一团堆起的云层达到了同温层海拔10到15千米处。

Injecting aerosols into the stratosphere or brightening clouds would do more than just cool the planet .

将悬浮粒子注入平流层，或是云层亮化方案都不仅仅是对地球降温。

Baumgartner was in the stratosphere , which extends from about 12 to 31 miles above the earth .

鲍姆加特纳在平流层，那是在地表之上12~31英里的距离。