“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	thickness control systems thickness detection thickness function thickness gage based on radioactivity thickness gauge thickness measurement thickness measuring instrument thickness meter thickness of a graph thickness of a tree thickness of coal seam thickness of fishnet twine thickness sensor thickness swelling thickness transducer thick plate clad rolling thick set thick-shell mussel thick-skinned tectonics thick subcategory thick subgroup thick target thick target model thick-target model thick translation

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