1. 固着：perseverance 持续性 | perseveration 固着 | perseveration theory 持续论
2. 持续动作：perseverant 能坚持的 | perseveration 持续动作 | perseverence 毅
3. 持续症(言语,动作)：Perceptual and Motor ability 动知能力 | Perseveration 持续症(言语,动作) | Person first 人是第一位的
noun
1. the act of persisting or persevering
continuing or repeating behavior
e.g. his perseveration continued to the point where it was no longer appropriate
Synonym: perseverancepersistence
2. the tendency for a memory or idea to persist or recur without any apparent stimulus for it