| 单词 | litmus paper |
| 释义 | litmus paper From Longman Dictionary of Contemporary EnglishChemistrylitmus paperˈlitmus ˌpaper noun [uncountable]HCpaper containing litmus, used to test whether a chemical is an acid or an alkaliExamples from the Corpuslitmus paper• The use of litmus paper furnishes another example of such a transformation.• In a drawer the litmus paper mused upon which way to turn.• The litmus paper turned red when immersed in the liquid. |
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