“永冻土--多年冻土”概念、定义、翻译-科学时代

单词	永冻土--多年冻土
释义	市政工程词汇手册 permafrost 多年冻土，永冻土
随便看	collinearity condition equation collinearity equation collinear point collinear transformation collineation collineation collineation group collineation mapping collineatory transformation collineatory transformation Collingwood，Robin George Collinia elegans collinite collins collinsite Collins，Albert Collins，Michael collioure sauce collision collision collision collision collision collision collision

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

permafrost