沉湎于

indulge in; abandon oneself to

1. 我对玛丽她们那种人非常了解。她们都有些浪漫，大部分时间都是在沉湎于过去中消耗掉的。
   I know Mary and her kind so very well. They’re a romantic lot. They spend their time mostly looking forward to the past.
2. 逃避现实倾向以沉湎于空想、狂想或消遣的办法来逃避日常现实
   The tendency to escape from daily reality or routine by indulging in daydreaming, fantasy, or entertainment.

沉的英语翻译：

于的英语翻译：