“semi-natural ecosystem”的概念、定义、翻译、参考文献-科学参考

单词	semi-natural ecosystem
释义	semi-natural ecosystem Encyclopedia 理学半自然生态系统释 semi-natural ecosystem半自然生态系统受到人类干扰，但仍保持一定自然状态的生态系统。
随便看	number of samples number of scans number of scans (NS) number of science and technology archives number of search number of share number of sheets number of significant digit number of solutions number of stages number of states number of survivors number of the first class number of theoretical plates number of the second class number of traffic exit and entrance amounts number of variations of signs Number of Visits number of zeros Number One Restaurant under Heaven Number one shop number operator number pair number partitioning problem number pattern

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。