每日词汇： engrossed

We can’t give up trying.
The fight was worth it.
我们不能放弃尝试，奋斗是值得的。

engrossed adj.
[ɪnˈgroʊst] 
 
so interested or involved in sth that you give it all your attention
全神贯注的；聚精会神的

例句：
She was engrossed in conversation.
她聚精会神地谈话。