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  1. ozone layer

    • IPA[ˈōˌzōn ˈlāər]

    美式

    • n.
      a layer in the earth's stratosphere at an altitude of about 6.2 miles (10 km) containing a high concentration of ozone, which absorbs most of the ultraviolet radiation reaching the earth from the sun.
    • noun: ozone layer

    • 更多解釋

    英式

    • n.
      a layer in the earth's stratosphere at an altitude of about 10 km (6.2 miles) containing a high concentration of ozone, which absorbs most of the ultraviolet radiation reaching the earth from the sun.

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  2. 知識+

    • 請問此題選擇的英文文法及用語用詞??急急急

      ...a Functioned (-->Functioning) as a filter in the stratosphere, the ozone layer shields the Earth’s surface from much ultraviolet radiation . 這是一個...

    • 幾題英文倒裝句題目

      1.(____)the ozone layer destroyed, the sun's ultraviolet would reach the earth. (1)Had (2...正解: (2)Were 假設語氣與現在事實相反句型. 還原句是: If the ozone layer were destroyed, the sun's ultraviolet would reach the earth. 2...

    • 請幫我中文翻英文~急

      ... humanity continuously discharges the carbon dioxide Creates the ozone layer to burst After the ozone layer bursts the ~ greenhouse effect increase...