东海大学的村上司教授对于用手势与海豚和鲸鱼交流并不满足，于是他开始教纳克“说话”。
Tokai University professor Tsukasa Murayama started training Nack after he became dissatisfied with hand-signals currently used to communicate with dolphins and whales.
曾于1987年至1989在日本东海大学作访问学者，1992年至1993年在美国斯坦福大学作客座研究员；
He was a visiting scholar at Japan's Tokai University from 1987 to 1989 and a visiting fellow at the Stanford University from 1992 to 1993. Mr.
曾于1987年至1989在日本东海大学作访问学者，1992年至1993年在美国斯坦福大学作客座研究员；
He was a visiting scholar at Japan's Tokai University from 1987 to 1989 and a visiting fellow at the Stanford University from 1992 to 1993. Mr.
应用推荐