유감스럽게도, 애석하게도, 혹은 안타깝게도 어떤 상황에 대한 아쉬움을 나타낼 때 사용함.
Used to express apology, sadness, or disappointment about a situation, often modifying an entire sentence.
예문:
"Regrettably, the flight has been delayed by several hours due to heavy fog."
"We must, regrettably, inform you that your application was not successful this time."
"Regrettably, many of the historical documents were lost in the fire."
가엾을 정도로 혹은 불쌍할 만큼 안 좋은 상태로.
In a manner that is deserving of pity or is extremely unfortunate.
예문:
"The stray animals in the area were regrettably thin and weak."
"The garden had been regrettably neglected since the owner moved away."