kē / xué / jiā / tōng / guò / yán / jiū / liè / nǎo / rén / , / shēn / rù / liǎo / jiě / dà / nǎo / fēn / gōng / jī / zhì / 。科学家通过研究裂脑人,深入了解大脑分工机制。Scientists study commissurotomy patients to deeply understand brain lateralization mechanisms.