| 单词 | benzene |
| 释义 | benzene noun[U] uk/ˈben.ziːn/us/ˈben.ziːn/aclearliquidmade frompetroleum, from whichplasticsand manychemicalproductscan be made 苯Chemicals, chemical compounds & gases
benzene| American Dictionarybenzene noun[U] us/ˈben·zin/chemistry acolorlessliquidmade frompetroleum(=thickoilfrom under theground), from whichplasticsand manychemicalproductscan be made Examplesofbenzenebenzene Apart from thebenzenealcohols, theaspirene was the compound with the highest concentration in the wines of all three varieties in 2003 vintage. From theCambridge English Corpus This sample also contained elevated levels ofbenzene, ethylbenzene, toluene, and xylenes. From theCambridge English Corpus Solvent removal during curing process of highly spheric and monodispersed-sized polystyrene capsules from densitymatched emulsions composed of water andbenzene/1, 2-dichloroethane. From theCambridge English Corpus This breakthrough came about through the availability of thebenzenering theory. From theCambridge English Corpus In surface soils, the ratio of formic acid tobenzeneincreases with decreasing precipitation, suggesting a high degree of oxidation at the driest site. From theCambridge English Corpus In a classic example, they used an organic solvent called pazoxyanisole andbenzeneas a solute. From theCambridge English Corpus For example, we are informed by the researchers that people with lung cancer tend to exhale a mixture of alkanes andbenzenederivatives. From theCambridge English Corpus The combinedbenzenesolutions were washed five times with 2 ml of water. From theCambridge English Corpus Thousands of people will have seen such images without ever connecting this to the chemical structure ofbenzene. From theCambridge English Corpus Indications were also found of the anaerobic biodegradation ofbenzenewithin the aquifer. From theCambridge English Corpus In a real experiment obvious candidates for such molecules arebenzene, other aromatic compounds, or even nanotubes. From theCambridge English Corpus Oncebenzeneis produced, the synthesis of more complex compounds occurs via simple substitution or addition reactions. From theCambridge English Corpus For example,benzenemeasurements were made but high cross-sensitivity to carbon monoxide meant that the results were invalid. From theCambridge English Corpus Closely related to thebenzenering were its condensed forms, naphthalene and anthracene. From theCambridge English Corpus The lower, middle, and upper layers were a sodium hyposulfite -glycerin solution, a water-glycerin solution, andbenzene, respectively. From theCambridge English Corpus 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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