1
- (of the sky or weather) marked by a covering of grey cloud; dull（天空, 天气）多云的; 阴的。
2
- (in sewing) edged with stitching to prevent fraying（缝纫用语）包缝的; 包边的。
(past and past participle )with obj.
1
- cover with clouds or shade（以云或阴影）遮蔽：
the pebbled beach, overcast with the shadows of the high cliffs.
被峭壁的阴影笼罩的卵石海滩。
2
- stitch over (a raw edge) to prevent fraying锁（边）; 包缝（边）：
finish off the raw edge of the hem by overcasting it.
最后包缝好衣服下摆的毛边。