bunch up

• • (使)成一串(或一束、一捆等)；(使)聚集成一堆，聚在一起：

    They were all bunched up in the corner of the room to keep warm.

    他们为了取暖全挤在房间的角落里。

  • (衣裙等)打褶：

    Make sure the wet sheets aren't bunched up otherwise they won't dry properly.

    确保湿被单别打褶，否则他们干得不整齐。