overcast

听听怎么读

英 [???v??kɑ:st]

美 [?o?v?r?k?st]

是什么意思

adj.

天阴的，多云的；

vt.

使沮丧；包缝；遮蔽；

[气象学]阴，阴天；遮盖物(尤指云、雾等；郁闷，忧愁，沮丧；[采矿]风桥

变形

复数：overcasts过去式：overcast过去分词：overcast现在分词：overcasting第三人称单数：overcasts

英英释义

overcast[ '?uv?kɑ:st, -k?st, ,?uv?'kɑ:st, -'k?st ]

n.
- the state of the sky when it is covered by clouds
  同义词：cloudinesscloud cover
- gloomy semidarkness caused by cloud cover
  同义词：cloudiness
- a long whip stitch or overhand stitch overlying an edge to prevent raveling
  同义词：overcasting
- a cast that falls beyond the intended spot
v.
- make overcast or cloudy
  "Fall weather often overcasts our beaches"
  同义词：cloud
- sew over the edge of with long slanting wide stitches
- sew with an overcast stitch from one section to the next
  "overcast books"
adj.filled or abounding with clouds
同义词：cloud-coveredcloudedsunless

学习怎么用

词组短语

overcast sky阴天

双语例句

用作名词(n.)

Overcast mornings are the sure forerunners of steady rain.
早晨阴天预示肯定下雨。
The overcast sky creates beautiful silvery reflections in water.
在阴天创造了美丽的银色反射在水中。

权威例句

Overcast: Forensic Discovery in Cloud Environments
Overcast:reliable multicasting with on overlay network
Overcast : Reliable multicasting with an overlay network
Recent Temperature Changes during Overcast and Clear Skies in the United States.
A model of thermal radiation from partly cloudy and overcast skies
Reduced carbon sequestration in terrestrial ecosystems under overcast skies compared to clear skies
Significance of summer fog and overcast for drought stress and ecological functioning of coastal California endemic plant species.
Polarization patterns of thick clouds: overcast skies have distribution of the angle of polarization similar to that of clear skies
Photosynthetically-active radiation: sky radiance distributions under clear and overcast conditions
Spectral actinic flux in the lower troposphere: measurement and 1-D simulations for cloudless, broken cloud and overcast situations

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