hydrogenation /,haidrәdʒә'neiʃәn/ 📖 中文释义 [化] 氢化[医] 氢化[作用] 🔗 释义中的汉语词氢化 📘 English Definition(英文释义) n. a chemical process that adds hydrogen atoms to an unsaturated oil ← hydrogenating H 字母词表 hydrogenation apparatus →