“mountain biking”的概念、定义、翻译、参考文献-科学参考

单词	mountain biking
释义	mountain biking Encyclopedia 教育学自行车运动释 mountain biking山地自行车运动以山地自行车为骑行工具，从起点出发，在丘陵、小径、原野及砂土碎石道骑行的竞速性竞技体育项目。
随便看	exterior area theorem exterior ballistic measurement exterior ballistic measurement structure exterior ballistics exterior bisector exterior boundary-value problem exterior calculus exterior capacity exterior center of similarity exterior contact exterior content exterior-covered waterproofing exterior derivative exterior differential exterior differential calculus exterior differential equation exterior differential form exterior differential operator exterior differential system exterior differentiation exterior dimension exterior domain exterior field exterior form exterior gateway protocol

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。