dwell on something
— phrasal verb with dwell us/dwel/verb [ I always + adv/prep ] past tense and past participle dwelt /dwelt/dwelled fml
to think or talk about something a lot of the time:
"Let’s not dwell on the past," she said.
英语词典包含110679条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。