natural ozone造句

"natural ozone"是什么意思

造句与例句手机版

The high-altitude natural ozone forms a barrier against ultraviolet radiation from the sun.
Studies had linked these chemicals to a thinning of the natural ozone layer in the upper atmosphere.
It's difficult to see natural ozone in a sentence. 用natural ozone造句挺难的

相邻词汇

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