To test future rocket designs, NASA is employing an age-old bar trick: Slowly and deliberately apply pressure to an aluminum can until it crumples. No foreheads will be involved, however.

美国国家航空航天局(NASA)将采用一种古老方法来测试未来火箭的设计方案，把一个没有盖子的大铝罐逐渐慢慢的加压，直至把它压碎。

youdao

To test future rocket designs, NASA is employing an age-old bar trick: Slowly and deliberately apply pressure to an aluminum can until it crumples. No foreheads will be involved, however.

美国国家航空航天局(NASA)将采用一种古老方法来测试未来火箭的设计方案，把一个没有盖子的大铝罐逐渐慢慢的加压，直至把它压碎。

youdao