Early deficiencies of concrete building, including flaws, cracks, and fractures, have been thought one of principal intrinsic predisposing causes, which lead to structure durability inactivation.

混凝土结构在硬化早期产生的各类缺陷，包括裂缝、裂纹、裂隙等，是导致工程耐久性破坏的主要内在诱因之一。

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Obsidian, a form of volcanic rock valued for its strength and durability, was an important resource for ancient Mesoamerican cultures including the Zapotec and Maya.

黑曜石，是火山石的一种形态，因其坚固耐久而别具价值，在古代中美洲文明，包括萨巴特克和玛雅文明中，都是一种重要的资源。

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Tatsuo mori, an engineering and computer science professor at Nagoya university, said some hurdles remained, including making the display bigger, ensuring durability and cutting costs.

名古屋(日本本州岛中南岸港市)大学的工程和计算机科学教授说，当前仍然有一些困难需要克服，包括把显示器尺寸做得更大，保证耐用性和降低成本。

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However, these modified celluloses require large amounts of petroleum-based additives such as plasticizers, which results in bioplastics with a low plant component ratio and poor durability, including heat resistance and water resistance.

ENGADGET: NEC builds a better bioplastic from plant stems and cashew nut shells