英文關鍵字
atletism
background
board
business
challenge
champion
chinese
chronometer
clock
competition
culture
decathlon
design
duathlon
education
event
finish
goal
group
happiness
horizontal
hour
light
marathon
mathematics
minute
national
nobody
people
person
play
race
runner
running
school
science
screen
second
silence
sport
sports
stage
success
swimm
swimmer
symbol
technology
text
time
triathlon
view