“extragalactic H Ⅱ region”概念、定义、翻译-科学时代

单词	extragalactic H Ⅱ region
释义	天文学词汇手册 extragalactic H Ⅱ region 河外电离氢区
随便看	horse-shoe vortex horse-spleen wind horsetail horse tail horsetail horsetail beefwood horsetail pine horseweed horsfieldia horsing horst horst horst horst hortative Hortega method hortensia horticultural beauty horticultural exposition horticultural glass horticultural grasses horticultural machinery horticultural operation horticultural plant protection horticultural society

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。