crumple

把弄皱,英释中释"vIf you crumple something such as paper or cloth, or if it crumples, it is squashed and becomes full of untidy creases and folds

满是皱痕；压碎；崩溃"英释中释vCrumple up means the same as

1 crumple up,打垮；揉皱；使崩溃

1 She crumpled the paper in her hand..她把手中的纸揉成了一团。

2 She crumpled up her coffee cup..她挤瘪了咖啡杯。