求翻译：求翻译：我国学生近视发生率位居世界第一， 高达60%。长期以来学生课业负担太重，用眼时间过长导致近视。为此，每半年要对孩子进行一次视力检查，要提倡给学生减负。是什么意思？是什么意思？

Seeking translation: our students incidence of myopia in the world, up to 60%. For a long time, students' work is too heavy, the eye for too long led to myopia. To this end, every six months, the children conduct a visual inspection, to advocate to alleviate the burden on students. What does it mean

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Strives for the translation: Our country student nearsightedness formation rate is situated the world first, reaches as high as 60%.Since long ago the student schoolwork burden too is heavy, excessively is long with the eye time causes the nearsightedness.Therefore, must carry on a check by sight ev

Seeking translators: our students ranked first in the incidence of myopia, 60%. Long time student studying burden too heavy, with eyes for too long cause myopia. For this reason, a vision screening every half a year to children, to be promoted to alleviate the burden on students. What do you mean?

正在翻译，请等待...