1.I do apologize most humbly.

1.我确是非常谦恭地道歉。

2.We humbly beg Your Majesty to show mercy.

2.我们恳请陛下慈悲。

3.The cloud stood humbly in a corner of the sky. The morning crowner it with splendour.

3.白云谦逊地站在天一隅。晨以辉煌。