“close a mountain pass”的概念、定义、翻译、参考文献-科学参考

单词	close a mountain pass
释义	close a mountain pass 封山
随便看	policy price policy prognosis policy reserves policy space policy varial polidexide polinal poling poling board poling boards poling selection polio polioclastic polioencephalitis polioencephalitis haemorrhagica polioencephalitis haemorrhagica superior polioencephalitis infectiva polioencephalopathy polioencephalotropic poliomyelitis poliomyelitis vaccine poliomyelitis virus polioplasm poliosis poliovaccine

科学参考收录了1248194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。