Take care not to crumple your dress by packing it carelessly.

当心不要因收放粗心压纵你的衣服。

《新英汉大辞典》

He proceeded to crumple the dollar bill up. He then asked, who still wants it?

他把又脏又皱的钞票拾了起来，问道：“现在还有谁想要这钞票？”

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"He proceeded to crumple the 20 dollar note up. He then asked." Who still wants it?

说着，演讲者粗暴地揉折起手里的钞票，尔后他问，“还有想要这张钞票吗？”

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But German confidence has begun to crumple under the weight of an increasingly outdated and rigid economy, which was once the envy of Europe.

ECONOMIST: Lumbering to the finishing-post

Contestants tear apart and restuff their vehicles with hundreds of thousands of dollars' worth of amps, batteries and subwoofers that can produce a sound wave forceful enough to crumple your lungs.

FORBES: Magazine Article

Go back just a few more days, to last Friday, and there was another report that the Obama campaign would like to crumple up: U.S. durable-goods orders dropped by 0.4 percent in July, excluding the volatile transportation sector.

FORBES: New Reports Are Bad Portents For Obama's Economic Hopes