Will you accept my humble apology?

你会接受我诚挚的道歉吗？

Please accept my sincere and humble apology to you for...

请在再次为…接受我真诚的道歉。

Ordinarily I is for his reckless to offer a humble apology, because even the lame leg on stage, may influence the appearance of a city.

按说我是得为自己的莽撞负荆请罪的，因为即使是瘸着腿上台，也不免要影响市容的。