英文關鍵字
primary
school
text
blackboard
hand
drawing
animated
learning
study
education
greenboard
chalk
chalkboard
black
board
calligraphy
desk
draw
background
educate
font
handwriting
handwritten
knowledge
learn
lesson
letter
lettering
sketch
studies
studying
table
teach
teaching
white
word
write
writing
elementary
classroom
class
grade
grammar
childhood
young
grading
start
basics