lǎo / shī / tōng / guò / bō / fàng / duǎn / duì / huà / lái / xùn / liàn / xué / shēng / de / tīng / lì / lǐ / jiě

老师通过播放短对话来训练学生的听力理解。

The teacher trains the students' listening comprehension by playing short dialogues.