Meaning of wàn fēn:
wàn fēn
万分
Adverb
very much; extremely
Wǒ duì nǐ de bāngzhù gǎnjī wànfēn.
我对你的帮助感激万分。
I am very much grateful for your help.
Wǒ duì nǐ jǐyǔ de bāngzhù gǎnjī wànfēn.
我对你给予的帮助感激万分。
I am extremely grateful for the help you provided.
Numeral
one ten thousandth part
Tā duì zhè cì bǐsài de shīlì gǎndào wànfēn yíhàn.
他对这次比赛的失利感到万分遗憾。
He felt extremely regretful about the loss in the competition.