“Tourism”的概念、定义、翻译、参考文献-科学参考

单词	Tourism
释义	Tourism Encyclopedia 管理学旅游释 Tourism旅游人们出于消遣、差旅及其他目的，短期（历时不超过一年）离开自己的惯常环境，前往他乡的旅行以及在该地的停留访问活动。
随便看	hydrogen line hydrogen liquefaction system utilizing hydrogen refrigeration hydrogen lower heating value hydrogen main sequence hydrogen maser hydrogen-metal ratio hydrogen molecule hydrogen nebula hydrogen nutrient in plant hydrogenolysis hydrogenous atmosphere hydrogen overpotential hydrogen oxidation reaction hydrogen-oxidizing microorganism hydrogen/oxygen absorbing electrode process hydrogen-oxygen combined cycle hydrogen oxygen fuel cell hydrogen peroxidase hydrogen peroxide hydrogen peroxide bleaching hydrogen peroxide enzymatic reduction hydrogen peroxide signaling hydrogen phosphide hydrogen planet hydrogen-poor star

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。