xué / zhě / zài / jiǎng / zuò / zhōng / fēn / xī / le / yuán / zhù / jiāo / jì / yì / cí / de / shè / huì / yǔ / jìng学者在讲座中分析了援助交际一词的社会语境。The scholar analyzed the social context of the term compensated dating in the lecture.