“natural bridge”的概念、定义、翻译、参考文献-科学参考

单词	natural bridge
释义	natural bridge Encyclopedia 工学风景名胜资源释 natural bridge天生桥地下河与溶洞的顶板崩塌后，由残留部分的两端与地面连接而中间悬空的桥状地形。
随便看	rotor space volume rotor spinning rotor spinning machine rotor spinning yarn rotor stability analysis rotor static balancing rotor-stator reactor rotor structure of aero-engine rotor support structures rotor system fatigue test rotor system rotating dynamic test rotor thermal bending rotor-type electrometer Rotorua Rotorua-Taupo Thermal rotor unbalance rototrol rot proof finishing rotproofness Rotten Egg Nebula rottenness rotter Rotterdam Rotterdam Rules rotting edges syndrome of Apostichopus japonicus larvae

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