“urban ecological crisis”的概念、定义、翻译、参考文献-科学参考

单词	urban ecological crisis
释义	urban ecological crisis Encyclopedia 理学城市生态危机释 urban ecological crisis城市生态危机发生在城市生态系统中的生态环境被严重破坏、城市居民的生存与发展受到威胁的现象。
随便看	sequence of numbers sequence of partial sums sequence of points sequence of positive type sequence of quotient groups sequence of random variables sequence of rational numbers sequence of series sequence of sets sequence of signs sequence of statistics sequence of stellar spectra sequence of sub-dwarfs sequence of sub-giants sequence of subsets sequence of supergiants sequence of symbols sequence of tests sequence of transfinite cardinals sequence of transfinite numbers sequence of Ulm factors sequence of white dwarfs sequence polymorphism sequencer sequence rank

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。