| 单词 | sulfur |
| 释义 | sulfur noun[U] uk/ˈsʌl.fər/us/ˈsʌl.fɚ/USspelling ofsulphurmainlyUK （sulphur的美式拼写）Chemical elements
sulfur| American Dictionarysulfur noun[U] (alsosulphur,us/ˈsʌl·fər/)us/ˈsʌl·fər/apaleyellowchemicalelementwith astrongsmellthat isfoundinvariousphysicalformsandburnswith ablueflame Examplesofsulfursulfur The taxa analyzed include representatives from cyanobacteria, greensulfur, green non-sulfurand purple bacteria. From theCambridge English Corpus Glucosinolates consist of a glucose molecule, asulfurmoiety, and a side chain, the composition of which determines their properties. From theCambridge English Corpus These differences are also consistent model predictions ofsulfurisotope fractionations produced by biosynthetic networks. From theCambridge English Corpus They contain clusters of iron andsulfuratoms with variable nuclearity and complexity. From theCambridge English Corpus This was due to the use of wettable and dustingsulfur(a miticide) in organic fields, which was the only pesticide used by organic growers. From theCambridge English Corpus Most of these organisms are anaerobes which use inorganic redox reactions of molecular hydrogen, carbon dioxide, iron-, nitrogen-, orsulfurcompounds as energy sources. From theCambridge English Corpus Figure 1a shows that the relationship betweensulfurdioxide concentrations and freedoms is nearly linear. From theCambridge English Corpus They contribute 16 per cent of all particulate matter pollution, and 43 per cent of allsulfurdioxide. From theCambridge English Corpus Sodium andsulfurare very soluble, and therefore mobile, while calcium is less soluble and mobile. From theCambridge English Corpus However, we find unexpected complexity in thesulfurcycle in a chemoautotrophically-based cave ecosystem. From theCambridge English Corpus In 1979, an air quality standard forsulfurdioxide was established. From theCambridge English Corpus The precipitated metals can subsequently be involved in reactions of thesulfurcycle. From theCambridge English Corpus This classification is based on thesulfurcontent because this is the element that makes a fuel more or less contaminating. From theCambridge English Corpus There are, however, few studies about the effect of backwash onsulfurpacked-bed reactors. From theCambridge English Corpus On the other hand, performance of the baghouse is not sensitive to thesulfurcontent of the coal. 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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