单词	主要符号
释义	同主表象--主要符号
随便看	visual education visual effects visual effects {=vfx} visual element visual elements visual envelope visual environment visual error representation visual estimation visual evoked potential visual evoked potential (vep) visual evoked potential (vep) visual evoked potential(vep) visual examination visual experience visual experimentation visual expermentation visual extinction meter visual fatigue visual feedback visual field visual field--field of vision visual field test visual field test -- perimetry test visual field test ； perimetry test