| 单词 | litmus paper | 
| 释义 | Word Frequency litmus paper(ˈlɪtməs ˈpeɪpə) noun  chemistry a type of paper that changes colour according to the acidity of a solution that it is dipped into and so which can be used to test aciditySee also litmus | 
| 随便看 | 
英语词典包含233703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。