yǔyánxuéjiā / zài / Hēilóngjiāng / diàochá / Dáwò'ěryǔ / de / yǔyīn / tèdiǎn语言学家在黑龙江调查达斡尔语的语音特点。The linguist is investigating the phonetic characteristics of the Daur language in Heilongjiang.