In '51, they patented front and rear crumplezones.
而在51年，他们的前后冲撞吸收带获得了专利。
2
The crumplezones in a car absorb energy by undergoing plastic deformation before they break.
汽车上压皱的区域在它们断裂前通过经历塑性变形来吸收能量。
3
However, sometimes we can take advantage of plastic deformation. The crumplezones in a car absorb energy by undergoing plastic deformation before they break.