“层间不冻层”概念、定义、翻译-科学时代

单词	层间不冻层
释义	请查阅不冻地--层间不冻层--（永久冻土之间的）层间不冻层
随便看	char char char char char CHAR characin character character character character character character character character character character Character character character actor character actor character actress character analysis character and personality education character and taste

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。