promptly和immediately有什么区别?解释的清晰直观些.

题目

promptly和immediately有什么区别?解释的清晰直观些.
都是“立即、马上”，怎么分？

答案

immediately强调立即、迅速,两件事情之间的间隔很短
He lay down and was asleep immediately.他躺下就睡着了.
promptly强调反应快,敏捷的、迅速的
She promptly seized the opportunity his absence gave her.她立即抓住了因他不在场给她创造的机会