我的毛衣上缠着一根细线。

There's a ___strand of yarn caught on my sweater.

暴风雪把我们困在了山上，没有食物也没有信号。

The blizzard ___stranded us on the mountain with no food or cell signal.

这部电影有三条平行发展的剧情线索。

The movie has three parallel ___strands of storyline developing simultaneously.

孩子们在河边的沙滩上玩耍。

The children are playing on the ___strand by the river.