Lì / Mǎ / dòu / zài / Zhōng / guó / shēng / huó / qī / jiān / rèn / zhēn / xué / xí / Hàn / yǔ利玛窦在中国生活期间认真学习汉语。During his time in China, Matteo Ricci studied Chinese diligently.