zhè / wèi / jiào / shòu / xué / shí / zhàn / shēn / jiǎng / kè / shí / zǒng / néng / bǎ / fù / zá / wèn / tí / shuō / de / hěn / qīng / chu

这位教授学识湛深，讲课时总能把复杂问题说得很清楚。

This professor has profound knowledge and can always explain complex issues clearly in class.