The article uses Chinese characters as experimental materials and adopts tachistoscopic visual half-field technique to probe into the interhemispheric interaction.
以汉字单字词为实验材料，采用双视野同步呈现刺激的半视野速示技术研究大脑两半球相互作用。
2
Because he had already lost vision in his left eye from his stroke in 1906, he had clear vision only in the temporal (outer) halffield of his right eye.
1906年的中风已经使他的左眼失明，因此只有他右眼颞部(外部)的半部分还有清晰的视觉。
3
The wide river of ice had retreated more than half a mile, leaving a field of separated ice pinnacles melting into the rocky ground.