tā / kào / duō / nián / liàn / shū / fǎ / de / kǔ / gōng / zhōng / yú / xíng / chéng / le / zì / jǐ / de / fēng / gé

他靠多年练书法的苦功，终于形成了自己的风格。

After years of painstaking calligraphy practice, he finally developed his own style.