求翻译：对于低年级的学生，他们的英语水平有限，教师在必要的时候可以出现中文的说明。让学生熟悉指令性语言的时候，第一第二次出现时可以使用中文进行解释，然后再慢慢地摆脱母语，让学生有个适应的过程，也体现了循序渐进的原则。是什么意思？

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In the case of low-grade students, their limited knowledge of English, teachers can occur when they are necessary in English. Let students become familiar with the language of instruction, the first time you can use 2 appears to be explained and Chinese language and then slowly move away from their

Regarding the lower grade student, their English proficiency is limited, teacher at essential time may appear Chinese the explanation.Lets the student is familiar with the instructional language time, first second time appears when may use Chinese to carry on the explanation, then slowly gets rid of

For younger students, their English level is limited, Chinese descriptions of teachers when necessary can appear. When students become familiar with the command language, first appeared for the second time that can be used when the Chinese interpretation, and make it from its native language, to giv

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