| 词汇 | weak-base |
| 释义 | weak base noun[ C ] chemistry specializeduk /ˈwiːk ˌbeɪs/ us /ˈwiːk ˌbeɪs/ a base whose molecules do not break down into smaller molecules or atoms in water弱碱 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 sulphide weak base | American Dictionaryweak base noun[ C ] us/ˈwik ˈbeɪs/ chemistry a base whose molecules do not break down into smaller molecules or atoms in water Examples of weak baseweak base However, this is just one exemplary case and as such a weakbase for generalization. Our age-pyramid already seems to have a very weakbase, which means that it is bound to collapse. From Europarl Parallel Corpus - English But trade without the investment which follows it will create a weakbase because development through investment is vital. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The more that expenditure is piled on to that very weakbase, the more likely it is to be crumbling, anomalous and unfair. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Much reference has been made during this debate to the economic condition of this country and the weakbase, comparatively, from which it starts negotiating. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 All the evidence shows that the children who achieve most in terms of the added value of the educational experience are those whose parents start from a weakbase. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Like other organic amines, diethanolamine acts as a weakbase. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Although it is classified as a weakbase, concentrated fluoride solutions are corrosive and can attack the skin. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A complicating factor is that water itself is a weak acid and a weakbase. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It is a weakbase with a slight odor and is reactive to active metals such as sodium, potassium, magnesium and zinc. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It has an acidic proton that can easily be abstracted by a weakbase. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Titrations between a weak acid and a weakbase have titration curves which are highly irregular. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It is miscible with virtually all solvents and is a weakbase, as is typical for amines. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. An example is the weakly acidic ammonium chloride, which is produced from the strong acid hydrogen chloride and the weakbase ammonia. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Like other amines, monoethanolamine acts as a weakbase. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. See all examples of weak base 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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