Many biological materials display resilience rivaling engineered systems, but few have mechanisms that integrate failure with function. A new work by Espinosa et al. probes the peculiar behavior of the sea urchin’s teeth, which demonstrate utility beyond strength and toughness.

中文翻译：

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Urchin的终极实用牙齿

许多生物材料都具有可与工程系统媲美的弹性，但很少有具有将故障与功能整合在一起的机制。Espinosa等人的新作品。探测海胆牙齿的特殊行为，证明其在强度和韧性之外的用途。