We use the verb 多亏 to express that due to somebody’s help, a negative result has been averted.
After 多亏 we should state the person, object, or phenomenon that made the good result happen.
Examples
我多亏她才保住性命
Thanks to her, I was able to save my life
wǒ duōkuī tā cái bǎozhù xìngmìng
多亏了你,现在大家都知道了!
Thanks to you, now everyone knows about it!
duōkuī le nǐ, xiànzài dàjiā dōu zhīdao le
多亏那项工作我成了一个爱读书的人
Thanks to that work, I became a book lover
duōkuī nà xiàng gōngzuò wǒ chéng le yí ge ài dú shū de rén