1.As a substitute for a narrow cage the new enclosures are excellent, but I should think they are a poor imitation of a life of liberty.
作为狭小牢笼的替代品，新型围场实在是太棒了，可我认为这些都只能拙劣地模拟出自由的生活。
2.During the study, due to children's knowledge, experience of poor, imitation became their psychological needs.
在学习中，由于儿童知识、经验的贫乏，模仿就成了他们的心理需要。