| 单词 | universal indicator |
| 释义 | universal indicator noun countable specialized ■a chemical solution made from a mixture of substances which produce many different colour changes corresponding to different pH levels, used to discover how acid or alkaline something is （化学上用的）通用指示剂（用来测定物质的酸碱性） |
| 随便看 |
101BT英语在线翻译词典收录了36528条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。