话说的快用英语可以说是 "to speak quickly" 或 "to speak at a fast pace"。这两个短语都表示说话的速度快。来源：用英语说话的人通常会用 "speak" 或 "talk" 这两个单词来表示说话的动作，并通过添加一些修饰词来表示说话的速度。例如，"to speak quickly" 就是在 "speak" 后面加上 "quickly" 这个修饰词，表示说话速度快。
英文例句和中文翻译：
She speaks quickly, so it's hard to understand her sometimes. (她说话很快，有时很难听懂。)
He talks at a fast pace, so I always have to pay attention when he's speaking. (他说话速度快，所以我听他说话时总是要集中注意力。)
She always speaks quickly when she's excited. (她在兴奋时说话总是很快。)
He speaks at a fast pace when he's giving a presentation. (他在做演讲时说话速度快。)