“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	formally real field formally refutable formula formally self-adjoint operator formally smooth ring formally smooth transformation formally undecidable formula formally undecidable proposition formally unsolvable formula formal manifold formal mathematical analysis formal method formal methods formal methods in analythizing cryptographic protocols formal model formal models of language formal modification formal moduli formal moduli scheme formal neighborhood formal ontology formal organizational control formal parameter formal polynomial formal potential formal power series

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。