owing to: 由于；因為
Owing to the rain, the meeting has to be put off.
會議因雨而推遲了
I couldn’t attend the meeting owing to illness.
我因病不能出席會議.
due to sth/sb: 由某人[某事物]引起的；由于某人[某事物]
例如：
The team’s success was largely due to her efforts.
該隊的成功在很大程度上是由于她的努力.
Her failure in the speech contest was due to her nervousness.
她在演講比賽中失利,原因是她太緊張了.
They arrived late due to the storm.
他們由于風(fēng)暴而來遲.