Definition (情绪)
to stay in a negative emotional state, often without attempting to change it, as though seeking enjoyment or sympathy from others
沉湎于，陷于
She has been wallowing in her sorrow, refusing to accept any help.
她一直沉溺于悲伤中，拒绝接受任何帮助。
After the breakup, John just wanted to wallow in his pain and seek sympathy from others.
分手后，约翰只想沉溺于痛苦中，并寻求他人的同情。
Even though his friends told him to move on, he continued to wallow in negativity, unable to escape.
即使他的朋友告诉他要向前看，他仍然沉溺于负面情绪中，无法自拔。