A sensational result, event, or situation is so remarkable that it causes great excitement and interest.
The world champions suffered a sensational defeat.
世界冠军们遭到一次戏剧性的失败。
You can describe stories or reports as sensational if you disapprove of them because they present facts in a way that is intended to cause feelings of shock, anger, or excitement.
sensational tabloid newspaper reports.
耸人听闻的小报报道。
You can describe something as sensational when you think that it is extremely good.
Her voice is sensational.
她的嗓音极为动听。