1540s, "in an unfortunate manner, by ill-fortune," from unfortunate + -ly (2). The original meaning is now rare; the main modern sense of "sad to say, unhappily, unluckily," in parenthetical use, is recorded from 1770s.
双语例句
1. Unfortunately, there is little prospect of seeing these big questions answered.
不幸的是，几乎不可能看到这些重大问题得到回复。
来自柯林斯例句
2. Catching colds is unfortunately an occupational hazard in this profession.
不幸的是，容易感冒是这个行业的职业性风险。
来自柯林斯例句
3. Unfortunately, Grandma always seems to awaken at awkward moments.
不幸的是，奶奶好像总是醒来的不是时候。
来自柯林斯例句
4. Unfortunately, this happy story finishes on a more sombre note.
遗憾的是，这个快乐的故事结局却比较伤感。
来自柯林斯例句
5. Unfortunately, bad news has come hard on the heels of good.
