1 scene

2 scenario

3 setting

1 surname Jiao

1 classroom

2 classifier: 间 jiān

1 professor

2 to instruct

3 to lecture on

4 classifier: 个 gè

5 classifier: 位 wèi

1 to educate

2 to teach

3 education

1 (idiom) to teach in line with the student's ability

1 a good thing doesn't last forever (idiom)

1 at the end of the year (idiom)

1 to kill a pig as a lesson to the children (idiom); parents must teach by example

1 to write on the sand with reeds while teaching one's son (idiom)

2 mother's admirable dedication to her children's education