Correct

板书

/ bǎnshū /
Strokes

Definition

to write on the blackboard/writing on the blackboard

Example

As a Verb

write on the blackboard

1
shàncháng
擅长
bǎnshū
板书
  

He writes well on the blackboard.

As a Noun

words/characters written on the blackboard

2
Piàoliang
漂亮
de
bǎnshū
板书

beautiful blackboard handwriting