tā / zài / dà / xué / lǐ / zhǔ / xiū / chuán / rǎn / bìng / xué / bì / yè / hòu / jìn / rù / jí / kòng / zhōng / xīn / gōng / zuò

她在大学里主修传染病学，毕业后进入疾控中心工作。

She majored in epidemiology at university and joined a disease control center after graduation.