tā / bǎ / kè / táng / shàng / xué / dào / de / lǐ / lùn / yòng / yú / gōng / zuò / zhēn / zhèng / zuò / dào / le / xué / yǐ / zhì / yòng

他把课堂上学到的理论用于工作，真正做到了学以致用。

He applied the theories he learned in class to his work, truly putting learning into practice.