| 单词 | cirrus |
| 释义 | cirrus noun[U] environmentspecializeduk/ˈsɪr.əs/us/ˈsɪr.əs/atypeoflight,featherycloudthat isseenhigh in thesky 卷云Compare cumulusspecialized nimbusspecialized stratus  Australian Scenics/Photolibrary/GettyImages Precipitation: clouds, dew, fog & steam
Examplesofcirruscirrus The white clouds (usually sparse) were also widely regarded as being composed of tiny crystals of water ice, rather likecirrusin our atmosphere. From theCambridge English Corpus Thecirruspouch is small and stout, lying immediately and entirely in front of the ventral sucker. From theCambridge English Corpus No spines are present in the ductus orcirrus. From theCambridge English Corpus Thecirrus-pouch is a conspicuous arcuate structure lying immediately in front of the ventral sucker. From theCambridge English Corpus Thecirrus-pouch is of simple type and is situated over and in front of the right anterior quadrant of the ventral sucker. From theCambridge English Corpus The vesicula seminalis, which lies alongside thecirruspouch and somewhat behind it, is a little smaller than the posterior portion of the pouch. From theCambridge English Corpus This lies behind thecirrus-pouch and is considerably inflated. From theCambridge English Corpus Thecirrushas a smooth surface with no visible armature. From theCambridge English Corpus Thecirrussclerites first appear beneath the outer epidermal membrane as an electron-dense area which subsequently increases in breadth towards the base. From theCambridge English Corpus This, in turn, would increase thecirruscloud cover, effectively creating a positive feedback circuit. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.In winter, thecirruscloud cover did not vary appreciably from day to night. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Balloon-carried hygrometers give information on the humidity of thecirruscloud but are not accurate enough to measure the depth of the cloud. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Some of these extraterrestrialcirrusclouds are composed of ammonia or methane ice rather than water ice. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Once aloft, air flows away from the storm's center, producing a shield ofcirrusclouds. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The variety of intortus clouds is specific tocirrusclouds, and they appear as interwound strands ofcirrusclouds with a purely random pattern. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.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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