If you ask for forgiveness, you ask to be forgiven for something wrong that you have done.
例句
I offered up a short prayer for forgiveness.我做了个简短的祷告，祈求宽恕。...a spirit of forgiveness and national reconciliation.宽容与民族和解的精神
英汉词典释义
n.
原谅,宽恕,饶恕
He admitted he had done her wrong and asked for forgiveness.他承认曾经冤枉她，并且请求原谅。He begged her forgiveness for his mistake.他请求她谅解他的错误。He threw himself at her feet and asked her forgiveness.他匍匐在她脚下,乞求她原谅他。
英英词典释义
Noun
1. compassionate feelings that support a willingness to forgive