tā / tǒng gòng / jiù / xué guò / liǎng nián / Zhōng wén / què / yǐ jīng / shuō dé / zhè me / liú lì

他统共就学过两年中文，却已经说得这么流利。

He has only studied Chinese for two years in total, yet he already speaks so fluently.