单词 | universal indicator |
释义 | universal indicatorˌuniversal ˈindicator noun [uncountable] science, chemistry a substance that changes color to show whether something is an acid or an alkali |
随便看 |
英语词典包含48224条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。