| 单词 | stratus |
| 释义 | stratus noun[U] environmentspecializeduk/ˈstreɪ.təs/us/ˈstreɪ.t̬əs/atypeofflat,greycloudfoundat thelowestlevel, below all othercloudtypes, andcausingdullweatherorlightrain 层云（一种扁平的灰色云，低于所有其他类型的云，可引起阴沉的天气或小雨）Compare cirrus cumulus nimbus Precipitation: clouds, dew, fog & steam
Examplesofstratusstratus Most (>90%) events where u 2 m s-1 were individual precipitation and/or cloud water events which originated fromstratusor strato-cumulus clouds during the transition and dry seasons. From theCambridge English Corpus They were mushroom shaped, and they had thinstratusclouds spreading out from them at a thousand or two thousand feet up in the sky. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 The weather report of the naval pilot speaks of cloudstratusat 200 ft and visibility of a quarter of a mile at worst. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 At the time, the aircraft was between two layers ofstratuscloud less than 3,000 feet apart. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Observations suggest that when marinestratusis present alone, drizzle is minimized. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.Onshore winds in spring and early summer bring mists or lowstratusclouds (known locally as sea frets) to the area. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The formation of large-scale (stratus-type) clouds is more physically based, they form when the relative humidity reaches some prescribed value. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Likestratusclouds, they form at low levels; but like cumulus clouds, they form via convection. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.More specifically, the term "stratus" is used to describe flat, hazy, featureless clouds of low altitude varying in color from dark gray to nearly white. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.In the volume for 1842 he described an aurora which was situated between himself and loftystratusclouds. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Fractonimbus are a form ofstratusfractus, developing under precipitation clouds due to turbulent air movement. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Due to cold air drainage, the river valley is often completely filled withstratusand fog while outside the valley is clear. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The low, sharp temperature inversion can lead to areas of persistent stratocumulus orstratuscloud, known in colloquial terms as anticyclonic gloom. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Raggedstratusoften forms in precipitation while more uniformstratusforms in maritime or other moist stable air mass conditions. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Onshore winds in spring and early summer bring mists or lowstratusclouds (known locally as sea frets) to the coasts and moors. 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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