英文關鍵字
background
black
blackboard
board
calligraphy
chalk
chalkboard
character
class
college
course
desk
draw
drawing
educate
education
font
green
greenboard
hand
handwriting
handwritten
knowledge
language
learn
learning
lesson
letter
nobody
school
script
sign
spain
spanish
study
studying
symbol
table
teach
teaching
text
type
understand
university
white
wood
wooden
word
write
writing