The president said he had considerable regret in accepting the resignation of "one of our nation's finest soldiers."

VOA: special.2010.06.26

It's great for expressing regret, both for yourself or for a friend,

你可以为你自己或是你的朋友表达后悔之意。

I should have 课堂 - SpeakingMax英语口语达人

His father had expressed his shock and regret over his son's actions,"

VOA: standard.2009.12.28

The president and chairman of BP America,Lamar McKay, again expressed his company's sorrow and regret for the incident, and promised that BP will pay for all damages related to the disaster.

VOA: standard.2010.06.15