It is said that Juno one day, perceiving the skies suddenly overcast, surmised that her husband had raised a cloud to hide some escapade.
据说有一天朱诺看到天空突然乌云密布,就料想这一定是她丈夫兴起一团云来遮盖自己的放荡勾当。
An overcast stitch or seam.
包边缝纫的针脚或线缝
There is a gloomy, overcast expression on his face.
他愁眉苦脸。