“维生素A”概念、定义、翻译-科学时代

单词	维生素A
释义	请查阅vitamin A
随便看	Ulster Ulster Democratic Unionist Party Ulster Unionist Party ultramicroscope Ultramontanism ultrasonics ultraviolet radiation Ulugh Beg Ulyanovsk Ulysses Umar Umayyads Umbelliferae Umberto Ⅰ Umberto Ⅱ umbilical cord umbrella bird umbrella tree Umbria Umm al-Oaiwan Umtali Umtata Un-American Committee Unamuno y Jugo，Miguel de uncertainty principle

科学时代收录了46211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。