“threatened animals in China”的概念、定义、翻译、参考文献-科学参考

单词	threatened animals in China
释义	threatened animals in China Encyclopedia 理学中国动物地理释 threatened animals in China中国的濒危动物在中国泛指由于生态环境变化或人类过度开发利用的影响，野生种群或分布面积呈现显著下降，濒临灭绝危险的野生动物。在学术界指列入红色名录三个受威胁等级——极危、濒危、易危的动物。
随便看	least square fitting least square method least square min-norm estimation least squares least squares approximation least squares estimate least squares estimation least squares estimator least squares fitting least squares identification least squares image matching least squares method least square solution least squares principle least squares problem least squares solution least time path least universal exponent least upper bound least value least-value problem least water lily least work leather leatherback turtle

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。