1·My first kiss was at a school dance, regrettably to Usher's "Burn."
我的初吻是在一次学校的舞会上，很遗憾地被引导员夺走了。
2·My first kiss was at a school dance, regrettably to Usher’s “Burn.”
我的初吻是在一次学校的舞会上，很遗憾地被引导员夺走了。
3·Regrettably, I'm obliged to conduct an opening ceremony that day. But thank you very much for inviting me.
很遗憾，那天我必须主持一个开幕式。不过我非常感谢您邀请了我。
4·Regrettably, the experiment ended in failure.
很遗憾，该试验最后失败了。
1·We regrettably find out that Cousin Sid (the object of the next leg of our journey) is allergic to dogs.
我们遗憾地发现堂兄sid(下一段旅行的对象)对狗过敏。
2·Regrettably, the experience of charities like the Battersea dog's Home shows that many people rush into buying a dog without considering the four questions outlined above.
遗憾地，像巴特西狗之家这类的慈善机构的经验可证明很多人没考虑以上略述的四个问题就匆忙去买狗。
3·A farmer has discovered this kind of phenomenon regrettably.
一位农民遗憾地发现了这种现象。
4·Regrettably, merchants continue to use FOB when it is totally out of place thereby causing the seller to incur risks subsequent to the handing over of the goods to the carrier named by the buyer.
遗憾地，客商继续使用到指定装运港船上交货价它是完全地不恰当藉以导致此卖家陷于后续风险于此移交此货物给由此买家指名的运送人。
5·Regrettably this fact is seldom sufficiently appreciated.
遗憾地这一种事实被很少充份地感激。