hydrogen reaction的用法和样例：
例句
- First, carbon monoxide and hydrogen react to form methane, which has one carbon atom.
首先，一氧化碳与氢反应，合成只含一个碳原子的甲烷。 - The effect of the xylene contained in the ethylbenzene feedstock on reaction performance of the ethylbenzene dehydrogenation was also studied.
乙苯原料中二甲苯对乙苯脱氢反应性能的影响也被考察。
