这本词典对中学生很有用的翻译：This dictionary is useful for middle school students 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

This dictionary is useful for high school students

This dictionary is useful for middle school students

This dictionary is very useful to the middle-school student

This dictionary is useful for secondary school students

This dictionary is useful for middle school students