tā / jīng / guò / duō / nián / de / xùn / liàn / zhōng / yú / zài / shū / fǎ / shàng / shēng / táng / rù / shì

他经过多年的训练，终于在书法上升堂入室。

After years of training, he finally reached an advanced level in calligraphy.