I regretted saying it almost at once.为什么用saying

I regretted saying it almost at once.为什么用saying
I regretted saying it almost at once.为什么用saying

I regretted saying it almost at once.为什么用saying
regret doing something.意思是后悔已经做了某事.
这句话的意思是说,我几乎是说完后立刻后悔说了这些话.
与之对应的短语是regret to do sth.意思是很遗憾地／抱歉地做...（事情还没有做）
比如说I regret to tell you that...我很遗憾地通知你.（还未通知,将要通知）

idiom "regret doing something"
The Difference in Meaning Between “Regret to Do Something” and “Regret Doing Something”
1) I regret to tell, I regret to say are used to inform someone of some bad news in a polite way
2) On the other hand, regret doing something means you wish you had not done something.