Yán / jiū / dōng / nán / Yà / wén / xiàn / shí / tā / xū / yào / yuè / dú / Xiān / luó / yǔ / zī / liào

研究东南亚文献时，她需要阅读暹罗语资料。

When studying Southeast Asian documents, she needs to read materials in Siamese.