| 词汇 | universal-indicator |
| 释义 | universal indicator noun[ C ] chemistry specializeduk /ˌjuː.nɪ.vɜː.səl ˈɪn.dɪ.keɪ.tər/ us /ˌjuː.nɪ.vɝː.səl ˈɪn.dɪ.keɪ.t̬ɚ/ 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 is（化学上用的）通用指示剂（用来测定物质的酸碱性） Chemistry: types of chemical acid salt aerogel albumin alkali metal alkaline alkaloid antioxidant carbohydrate homologous series inorganic isopropanol ketone lectin melamine monosaccharide mothball propellant saline soluble weak base Examples of universal indicatoruniversal indicator It is considered a universalindicator. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The main objective of the project is to create a universalindicator of market attractiveness for companies and research institutions interested in investment in the emerging markets of mobile telephony. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A universalindicator is typically composed of water, propan-1-ol, phenolphthalein sodium salt, sodium hydroxide, methyl red, bromothymol blue monosodium salt, and thymol blue monosodium salt. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. So it is a very complex subject and one particularly difficult to grasp because we still have no universal indicators for putting a monetary value on environmental assets. From Europarl Parallel Corpus - English These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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