| 单词 | universal indicator |
| 释义 | universal indicator ˌuniversal ˈindicator noun [C] SPECIALIZED ► F0 a chemical solution made from a mixture of substances that produce many different colour changes according to different pH levels, used to discover how acid or alkaline something isThesaurus+: ↑Types of chemical , ↑Specific chemicals, chemical compounds and gases , ↑Substances and structures in the body |
| 随便看 |
英语词典包含67674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。