vision at the edges of the visual field using only the periphery of the retina
双语例句
Characteristic epileptic-like convulsions, which may be preceded by visual disturbances, such as loss of peripheral vision, also occur. 还会发生典型的象癫痫一样的抽搐，之前还可能会发生视觉障碍，如丧失间接视力。
