durability

n. 持久性(耐久性,耐用年限,寿命)

Durability is one yardstick of quality.

耐久性是质量好坏的一个尺度.

One, such as a person or corporation, that makes or gives a promise, assurance, or pledge typically relating to quality, durability, or performance.

保证人一个人或一个公司，对与质量、耐用性或性能相关的方面提供担保、保证或誓约