adj.全神贯注的
动词engross的过去式和过去分词形式.
He was so engrossed in his work that he forgot to eat. 他全神贯注地工作，连吃饭也忘了。
Newton was so engrossed in his laboratory work that he often forgot to eat. ＂牛顿全神贯注地在实验室工作，常常连吃饭也忘了。＂
