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permanency

n. 永久；耐久性；永久的事物

1、永久性

...permanence 永久性，耐久性permanency 永久性，耐久性permanent deformation 永久变形 ...

permanency detail永久性

light permanency耐晒性英语;耐晒性

odour permanency气息持久性

odor permanency气味持久性

permanency y恒久的人

Marking Permanency标记持久性

color permanency无变色性

Marking Permanency Test丙酮测试

经济学

n.the property of being able to exist for an indefinite duration

同义词：permanence

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