生憎、その日は先約があって伺えません。
Unfortunately, I have a prior engagement that day and can't come.
生憎の雨で、運動会は来週に延期された。
Because of the unfortunate rain, the sports day was postponed until next week.
生憎ですが、部長はただいま席を外しております。
I'm afraid the department manager is away from his desk at the moment.
生憎なことに、財布を家に忘れてきてしまった。
As bad luck would have it, I left my wallet at home.