verb 下载 🔗分享 电离 To dissociate atoms or molecules into electrically charged species; to be thus dissociated. Examples : "The ultraviolet light from the sun ionizes the air molecules in the upper atmosphere. " 来自太阳的紫外线使高层大气中的空气分子电离。 chemistry physics energy science substance element 与AI对话词汇游戏阅读练习