英文關鍵字
black
blackboard
board
chalk
chalkboard
character
class
classroom
college
conceptual
desk
draw
drawing
drawn
education
educational
font
green
greenboard
greeting
hand
handwriting
handwritten
hello
learn
learning
letter
lettering
note
school
script
season
sketch
spring
study
symbol
table
teach
teaching
text
time
type
university
white
wood
word
write
writing
written