耐久；
lastingness是什么意思
1. 耐久：耐碱的alkalifast | 耐久lastingness | 耐久的perdurable
2. 耐久,坚固,耐磨,稳定：lasting 延长,持久,稳定 | lastingness 耐久,坚固,耐磨,稳定 | latch 插销,闩,锁存器
noun
1. permanence by virtue of the power to resist stress or force
e.g. they advertised the durability of their products
Synonym: durabilityenduringnessstrength