lǎo shī kě néng huì tí xǐng: jīn tiān de zhǎn shì huì lù xià lái, zhǐ yòng yú kè chéng fù xí

老师可能会提醒：“今天的展示会录下来，只用于课程复习。

The teacher might remind: 'Today's presentation will be recorded and used only for course review.'