“滔滔不绝地”可以用英语表达为 “endlessly”、“incessantly”、“unremittingly”(侧重于不间断地持续,常用于描述行为或状态的持续,但口语中不常用此表达滔滔不绝说话的场景) ,更常用且贴合日常表达“滔滔不绝地说话”这一语境的是 “talk non-stop”、“speak endlessly” 或 “go on and on (talking)” 。
He talked non-stop about his travel experiences. (他滔滔不绝地讲述自己的旅行经历。)
She spoke endlessly about her new job. (她滔滔不绝地说着自己的新工作。)
The old man went on and on about his youth. (那位老人滔滔不绝地讲着他年轻时候的事。)