Myopia m yopia[ma ɪ'op ɪə]:近视 crocodile['kr ɑkə 'da ɪ l]:鳄鱼 prevention consciousness: 预防意识 calcium['k æ ls ɪə m]: 钙 contact lenses :隐形眼镜 current situation : Students of myopia rate in our country has been ranking second in the world.Primary school myopia rate was 48%, 68% junior high school, high school above 90%. R easons :T he reasons for myopia are various, there are ic factors, and the environment, diet, too . E nvironment :too much pute r radiation,cellphone radiation... D iet : a lack of calcium and vitamin A,too much dessert... All in all,children and parents should sthrengthen prevention consciousness.Also, it is necessary to check the vision regularly and use our eyes correctly. That's all , thank you!
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