I want to apologize for not coming to your birthday party. The reason that I didn't show up was because I had to do some work for my teacher.

我想为没来参加你的生日聚会而道歉。我没能到场的原因是我必须帮我的老师做一些事情。

youdao

She was just about to apologize when he pre-empted her.

她正想道歉，他却抢先说了。

《牛津词典》

Anson was forced to eat humble pie and publicly apologize to her.

安森被迫认错并公开向她道歉。

《柯林斯英汉双解大词典》

If there was a snake here, I'd apologize. Where would this college be without football?

VOA: special.2009.07.19

And what Mike did was apologize to him, to Ira.

FORBES: I Withdraw My Defence of Mike Daisey Over Apple, Foxconn and This American Life

But many members of the Congressional Black Caucus were embarrassed by her actions, and she was forced to apologize on the floor of the House.

NPR: Reed It and Weep: Ralph Loses in Georgia

And in this case, not only was it not justified, it was downright wrong, I sincerely regret it, and, again, if there was anyone to apologize to, I would.

NEWYORKER: Hack Work