ozone
US /ˈoʊ.zoʊn/
UK /ˈəʊ.zəʊn/
名词
1.
臭氧
a colourless unstable toxic gas with a pungent odour and powerful oxidizing properties, formed from oxygen by electrical discharges or ultraviolet light. It differs from normal oxygen (O2) in having three atoms in its molecule (O3).
2.
臭氧
fresh invigorating air, especially that blowing on to the shore from the sea.
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