The teacher sent me home with a note for my mother that said I needed to visit the eye doctor because I failed the visiontest.
老师送我回家,给我妈妈留了张便条,上面写着我需要去看眼科医生,因为我视力测试不及格。
2
The researchers used a machine called an "electroretinogram" to test the field of vision - firing a tiny beam of light at the shark in a darkened tank from all directions.
研究人员利用“网膜电图”机测试视野——在一个黑暗的箱子里从各方位向鲨鱼发射一丝微弱的光。
3
In this test, soldiers who have been traumatized undergo a coordination study that assesses their vision and reaction times.