“氦”概念、定义、翻译-科学时代

单词	氦
释义	环境科学与工程词汇手册氦 He（helium）
随便看	emergence emergence emergence emergence emergence emergence angle emergence period emergence reaction emergency emergency emergency emergency emergency accident benefit emergency alarm emergency amortization emergency anchorage emergency assistance facilities Emergency Banking Act（EBA） emergency barrage emergency battery emergency brake (EB) emergency brake system emergency broadcast emergency broadcast system（EBS） emergency cable

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。