音标发音英式音标 [ˈəʊ.zəʊn ˌleɪ.ər]美式音标 [ˈoʊ.zoʊn ˌleɪ.ɚ]英式发音 美式发音 基本解释臭氧層。同根派生 the ozone layer相关词英英字典劍橋英英字典 a layer of air containing ozone high above the earth that prevents harmful ultraviolet light from the sun from reaching the earththe ozone layer剑桥字典the ozone layer柯林斯字典