| 单词 | manhole |
| 释义 | manhole noun[C] uk/ˈmæn.həʊl/us/ˈmæn.hoʊl/acoveredopeningin aroadthat aworkercanenterinordertoreachundergroundpipes,wires, ordrainsthat need to beexaminedorrepaired: （地下管线或下水道供人出入检修的）人孔，检修孔，检查井a manholecover检查井井盖  Peter Baker/GettyImages Road surfaces & features
manhole| American Dictionarymanhole noun[C] us/ˈmænˌhoʊl/anopeningin astreetusuallycoveredby aheavy,metallid, forallowingworkerstoreachundergroundpipesandwires Examplesofmanholemanhole The different shadings show the number of manholes in the square. From theCambridge English Corpus The number of manholes baited varies from year to year. From theCambridge English Corpus The different shadings show the density of rat activity (expressed as number of bait takes per 100 manholes). From theCambridge English Corpus The number of statistically significant results found means that the null hypothesis that rodents are evenly distributed amongst the manholes must, therefore, be firmly rejected. From theCambridge English Corpus Expected value is total number of hits divided by number of manholes r100 (true alpha=0.0132). From theCambridge English Corpus We, therefore, restrict ourselves to saying that there tend to be more hotspots in areas of highermanholedensity. From theCambridge English Corpus It was important to determine how often annual baiting recorded their presence or activity at eachmanhole. From theCambridge English Corpus Within the tests, the null hypothesis was that rats would be equally likely to be found in eachmanholewithin the system. From theCambridge English Corpus With the help of water utility staff the locations of these manholes were noted and added to the case-control questionnaire. From theCambridge English Corpus Access to both systems was possible through separate manholes near the main kitchen. From theCambridge English Corpus This aerosol may have escaped through manholes that were used for ventilation along the sewer line. From theCambridge English Corpus There are, however, areas of highmanholedensity which do not show as hotspots. From theCambridge English Corpus There is some significant evidence to link hotspots with areas with highmanholedensity. From theCambridge English Corpus Expected value is total number of hits divided by number of manholes r100 (true alpha=0.0500). From theCambridge English Corpus This is because the statistical tests assigned lower weighting to squares where there were a low number of manholes within the square. 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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