He loses himself in his own thoughts.

他沉浸在自己的脑海中。

He can lose himself in conversation with friends or family.

他可能会在与朋友或家人的谈话中迷失自我。

The worried person must lose himself in action, lest be wither in despair.

忧虑的人必须在行动中迷失自我， 以免在绝望中枯萎。

He stood opposite her, the better to see her, and he lost himself in a contemplation so deep that it was no longer painful.

他站在她对面看她，好看得清清楚楚。 他专心一意地看，看得忘记了自己，也就忘记了痛苦。

He thought he was reckless before, but he understands now—holding love off was the only thing keeping him from losing himself in this completely, and he's gone, stupid, lovesick, a fucking disaster.

他以前以为自己鲁莽了， 但现在他明白了——阻止爱情是唯一能让他不至于完全迷失自己的办法，而他已经走了， 愚蠢，相思，一场他妈的灾难。

And Govinda mumbled a verse to himself, a verse from an Upanishad: He who ponderingly, of a purified spirit, loses himself in the meditation of Atman, unexpressable by words is his blissfulness of his heart.

戈文达自言自语地念出一节经文，来自《奥义书》的一节经文： 一个人若以纯净的精神沉思， 在阿特曼的冥想中迷失自我， 他内心的喜悦是无法用言语表达的。