英文關鍵字
board
boy
challenge
championship
chess
child
childhood
classmate
classroom
competition
competitive
concentrated
concentration
dedication
desire
enjoy
enjoying
entertainment
enthusiastic
focused
fun
game
happy
indoors
intelligence
kid
leisure
male
match
move
pieces
play
playful
playing
school
schoolchild
serious
smart
tournament
white
win
young
youth