水箱中的铁质产生化学反应。
当我们烧东西时，会产生化学反应，很多情况下产生热。
When we burn something, there is a chemical reaction which produces heat, in many cases.
产生化学反应的最佳方式莫过于与另一位主角轰轰烈烈的恋上一场。
臭氧是氧气与紫外线发生化学反应而产生的。
Ozone is produced by the reaction between oxygen and ultraviolet light.
臭氧是氧气与紫外线发生化学反应而产生的。
Ozone is produced by the reaction between oxygen and ultraviolet light.
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