求翻译：例如：四年级教材中已经出现了介词短语后置的结构，那么教师在出现了几个此结构的词组之后，可以先让学生找特征，然后用中文进行归纳结构，名词加介词短语，中文翻译时应为怎样的某物或人。这样学生就可以根据这一结构做词组操练了。是什么意思？

For example: teaching fourth grade, there have been a prepositional phrase in the rear of the structure, then the emergence of several teachers in the phrase of this structure, you can let the students to find features, and then summarize the structure of Chinese, noun plus prepositional phrases, th

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For example: In the 4th class teaching material already appeared the preposition phrase postpositioned structure, then teacher after appeared several this structure phrases, may let the student look for the characteristic first, then carries on the induction structure with Chinese, the noun adds the

For example: grade four textbooks has appeared in the post structure of prepositional phrases, the teacher appears after a few phrases of this structure, you can let students find feature and inductive structure conducted in Chinese, noun and prepositional phrases, Chinese translation should be for

For example: teaching fourth grade, there have been a prepositional phrase in the rear of the structure, then the emergence of several teachers in the phrase of this structure, you can let the students to find features, and then summarize the structure of Chinese, noun plus prepositional phrases, th