litmus paper
noun [ U ] chemistry specialized uk/ˈlɪt.məs ˌpeɪ.pər/ us/ˈlɪt.məs ˌpeɪ.pɚ/
石蕊试纸，酸碱试纸
a type of paper that is used for testing whether a substance is acid or alkali
| 单词 | litmus paper |
| 释义 | litmus paper noun [ U ] chemistry specialized uk/ˈlɪt.məs ˌpeɪ.pər/ us/ˈlɪt.məs ˌpeɪ.pɚ/ 石蕊试纸，酸碱试纸 a type of paper that is used for testing whether a substance is acid or alkali |
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