Word · Frequency #21438
overcasts
遮蔽;使阴暗;使变暗
overcasts is the third person singular of overcast.
核心释义
To cover with cloud; to overshadow; to darken.
- 1.
用云覆盖;使阴暗;使变暗。
To cover with cloud; to overshadow; to darken.
- 2.
使忧郁;使沮丧。
To make gloomy; to depress.
- 3.
用锁边针法或折叠边缘来固定(布片)。
To fasten (sheets) by overcast stitching or by folding one edge over another.
使忧郁;使沮丧;锁边缝合;包边缝;用云覆盖;使阴暗;使变暗。;使忧郁;使沮丧。;用锁边针法或折叠边缘来固定(布片)。
用法In use
Dark clouds overcast the sky before the storm.
用法提示:此句中 overcast 是动词过去式,意为“云雾遮蔽”。
The valley was overcast by heavy fog, so the driver could barely see the road.
用法提示:此句中 overcast 是动词被动语态(过去分词),表示被云层或雾气覆盖。
Storm clouds were overcasting the coastline as the boats returned to port.
用法提示:此句中 overcast 是动词进行时(现在分词),表示云层正在遮蔽。
overcast sth
作及物动词,主语常为云、黑暗等;也可比喻“使…蒙上阴影”。
Dark clouds overcast the sky before the storm.
暴风雨来临前,乌云遮蔽了天空。
be overcast with sth
被动语态常用于描述天气、天空或心情被覆盖、笼罩的状态。
相关词与表达Connections
搭配Collocations
- overcast the sun
- 遮住太阳;遮蔽太阳
- Dark clouds overcast the sun and the afternoon turned chilly.乌云遮住了太阳,下午变得凉飕飕的。
- be overcast with gloom
- 被忧郁笼罩;显得阴郁
- His face was overcast with gloom when he received the bad news.他接到坏消息时,脸色阴郁。
- overcast the raw edges
- 给毛边锁边;锁住毛边
- Overcast the raw edges of the cloth to stop them from fraying.给布料的毛边锁边,以防它们磨损。
近义词Synonyms
学习提示Learner notes
记忆技巧Memory Tip
把 over(在上)和 cast(投)联想成“云在上方投下阴影”,记住 overcast 是乌云遮蔽、天色阴沉。
语境与语域Context & Register
语域:formal 常见场景:formal/literary weather or mood description、sewing and needlework 作动词时,overcast 通常偏正式,多用于书面或文学描写,如云层遮蔽天空、使天色变暗或使人心情阴郁;在缝纫中则指“拷边缝合”的技术用法。日常口语中比较少见,具体含义需根据语境判断。
发音与拼写Pronunciation & Spelling
这些词与 overcast 的韵脚 /kæst/ 发音相同:cast、past、last、fast、vast、forecast 都包含 /æst/。注意 breakfast /ˈbrekfəst/ 虽以 -ast 结尾,但读音为 /əst/,不押韵。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.